Beyond the Sound Bite
Could linguistic skills help you live mentally stronger and longer?
The Nun Study and Longevity
In addition to teaching AI, computer science (CS) and Behavioral Economics, I have regularly enjoyed teaching academic writing and Rhetoric, the art of speaking. Some of the great talks I watched to prepare for these semesters were led by CS pioneers, which is interesting as computer people are often known to be introverts. One example is the late great, Patrick Winston with over 20 million views. Now more than ever, as Large Language Models dominate the conversation, we must find our own voice, otherwise communication will become synthetic.
I was recently reminded about the importance of speaking, in an around about way, whilst reading Maria Konnikova’s Substack post, The Four Crucial Factors in Longevity, about the Nun study. The first factor for a long life, Maria notes, is Linguistic ability. That was quite a surprise, I understand communication and community, but linguistic ability?
According to the Nun study the nuns who were advanced in linguistic abilities were cognitively sharper and showed less symptoms of alzheimer’s disease. Konnikova writes:
“What I find most interesting is that linguistic ability also seemed to have a protective effect. Some of the most striking study participants were those who seemed perfectly healthy, but turned out, when their brains were autopsied, to have had advanced dementia. Somehow, they had managed to overcome the symptoms of Alzheimer’s and function at a high level despite pervasive neurological damage. A full 8% of the nuns whose brains were in the most severe stages of Alzheimer’s disease (Braak stages 5 and 6) showed no signs of memory loss.”
Public Speaking
Public speaking, one form of linguistic ability, is an ancient art, a stage where persuasion, clarity, and the raw power of language collide. It is, as history reminds us, the domain of the statesman, the academic, the poet, the preacher, and the rabble-rouser. And yet, in our age of omnipresent media, where oratory has been diluted into sound bites and slogans, the ability to craft and deliver a compelling speech remains an indispensable skill. It is the difference between the forgettable and the unforgettable, between mere words and the words that move history.
To speak well is to influence, to shape perception, to command a room without force but through the sheer weight of one's words. Not the power of the tyrant, but the power of the thinker, the persuader, the leader who understands that a speech is not simply a collection of words strung together in pleasing order but a structured force of logic, rhythm, and emotional pull. It must have weight, a purpose, a truth embedded within it.
A great talk, in a business meeting or giving a lecture is not an accident. It is an act of disciplined creativity, sculpted with precision, delivered with conviction. It must be simple but not simplistic, moving but not manipulative, intelligent but never esoteric. It must contain a pulse, an urgency that tells the audience: “Pay attention, for these words matter.”
Truth and Authenticity
A speech without sincerity is like a melody without harmony, merely an arrangement of parts that fails to animate. The great orators of history, from Churchill to Lincoln, from Frederick Douglass to Martin Luther King Jr., understood that the foundation of their words had to be an unshakable belief in what they were saying. This is why the most powerful speeches are those in which the speaker has skin in the game, where the stakes are personal, where the voice quivers not from nervousness but from the weight of truth. This is speaking truth in a noisy world.
Winston Churchill, a linguistic master, did not inspire Britain in its darkest hour through rhetorical flourish alone. He spoke with the conviction of a man who had seen war in the trenches and on horse back during cavalry charges, he had known failure, he had clawed his way back from political oblivion. When he vowed, “We shall fight on the beaches,” his voice trembling, but assuring, it was not a mere performance, it was a promise from conviction.
The same can be said of Martin Luther King Jr.’s “I Have a Dream” speech. It was not a carefully crafted abstraction, not a hollow call for justice, it was a vision carried through him, a dream tempered in the fire of lived experience. “I have a dream,” he said, but his audience understood: This was not fantasy. This was a demand, a declaration that injustice would not stand unchallenged.
Simplicity is Eloquence
The misconception that eloquence requires complexity is a fatal one. Some of the most enduring speeches in history, Gettysburg, for instance, are models of economy. Lincoln, in 272 words, encapsulated not only the horrors of war but the ideals of a nation reborn. Clarity is the lifeblood of persuasion, but its potency depends on the speaker’s ability to tailor language to the audience, meeting them where they are, rather than where the speaker assumes they should be. A speaker who confuses loses. A speaker who simplifies captivates.
This is a lesson too often ignored. Politicians, in particular, drown their audiences in jargon, in the illusion of intelligence rather than intelligence itself. But the truly great speakers, Johnson calling for The Great Society, Roosevelt, Mandela at his best, understood that a speech must be written for the ear, not the page. A great speech is a conversation, even when it is delivered to thousands. It must feel intimate, as if it is meant for you and you alone.
The Symphony of Speech
“The empires of the future are the empires of the mind.” ~ Winston Churchill
A speech is not a mere transference of information, it is a performance, a choreography of words. It must have rhythm. It must rise and fall, crescendo and decrescendo. Repetition, that ancient rhetorical device, remains as potent today as it was in the days of Demosthenes.
This is shown in King’s repetition of “I have a dream.” The phrase builds, gathers momentum, becomes a drumbeat of inevitability. By the end, the audience is not merely hearing the words; they are feeling them, absorbing them into their bones.
And then there is the pause—that exquisite, tension-filled moment where silence amplifies meaning. Listen to Malala Yousafzai’s Nobel Prize acceptance speech, where her deliberate pauses invited reflection, allowing her message to settle like a steady drumbeat of resilience. Churchill knew it. So did Malala. The well-placed pause is the punctuation of power, the moment where anticipation sharpens the impact of what follows.
The Art of Storytelling
A speech without story is a speech without soul. Humans are wired for narrative. We remember stories, not statistics. The best speakers know this instinctively. A well-timed personal anecdote can humanize a leader, while a parable, like Lincoln’s fable of the ‘House Divided’, can crystallize complex ideas into enduring truth. They do not lecture; they illustrate. They do not simply assert; they show.
Kennedy, whatever one may think of his politics, was a master storyteller. He could turn policy into parable, could take the cold mechanics of governance and breathe warmth into them through anecdote. His success was not merely in what he said but in how he framed it, as a story, as something that felt lived and tangible.
You learn to speak well, to relay stories, by reading and writing, as I wrote here: “To write well is to think well, and to think well is to live well.”
The Speech as Legacy
A great speech is an act of permanence. Long after the speaker has left the stage, the words endure. They become etched in the collective memory, passed down through generations. They are recited in classrooms, inscribed on monuments, invoked in times of crisis.
JFK’s call to “ask not what your country can do for you” still rings, as does the original 1884 Memorial Day address by Oliver Wendell Holmes, Jr.:
“We pause to become conscious of our national life and to rejoice in it, to recall what our country has done for us, and to ask ourselves what we can do for our country in return.”
Elie Wiesel’s “carried by profound fear and extraordinary hope,” continues to remind and teach generations. King’s dream still lives. This is the power of the spoken word at its finest: It does not merely inform. It imprints. It does not merely persuade. It endures.
So here is the thing, when AI Large Language Models start creating all of our written, and indeed a large part of spoken content, where will that leave you?
To speak well is to matter. To speak well is to shape the world. In the end, all great movements, all great revolutions, all great lectures, all great awakenings begin with a voice that dares to rise and a speech that demands to be heard…
…and learning to speak well, to build our linguistic abilities, may just add to our cognitive sharpness for a little while longer.
Stay curious
Colin
Image created by Ideogram… other examples below… is communication becoming synthetic?
Thank you for another great posting. I am an extreme introvert - but love being on-stage, occasionally - and doing poetry recitals with factoid quips in between each poem about the poet, what was going on in their lives when they wrote the poem (very important), and usually something about poetics.
It takes me hours and hours to rehearse these recitals, not so much to learn the poems themselves off by heart - but to hone the talking in between to poems, to get it to flow, to consider altering the sequence of poems, and so on - to optimise the overall 'impact' of the solo recital (about 45 mins). It is like a symphony, with its highs and lows, its impact pauses (as you say) -- and to make sure it has an iron-cast totally-rehearsed beginning and ending.
As a factoid, JFK was a fan of Robert Frost, who read a poem at JFK's inauguration. Frost died a couple of years later and JFK was asked to give a speech in Frost's honour which he duly did on 26th Oct, 1963, at Amherst College, Frost's alma mater. During this speech about the role of the arts and poetry in society, JFK said - "Where politics corrupts, poetry cleanses". Less than a month later, Kennedy was assassinated. I wonder sometimes if it was done by someone who hated poetry, who hated the power of 'art' to call misused political power to account. After all, it's the poets and free thinkers who get sent to the gulag first by authoritarian regimes. (Just a wild thought).
Kennedy also said: "A man may die, nations may rise and fall, but an idea lives on" ... and I think the idea of well-constructed speeches is absolutely an idea that needs to 'live on' at a new level in these days of sound-bite polemics.
This in and of itself is a beautiful, powerful piece of writing, which I will read again several more times and will repost. Any great chef, artist, poet, orator or writer understands that simplicity requires authenticity because there is nowhere to hide when such a piece is created and presented with an aura of simplicity and such simplicity can take lifetimes of study, practice and determination. When an artist can draw a simple line on paper and captivate millions in doing so, it is something to behold. The fact that AI might at some point be able to copy such eloquence isn’t the point. The tragedy will be the loss of the human Spirit that is inspired to create something from the ethers that is beautiful, which lifts our collective consciousness and inspires others to do the same. Without it we will sit by and watch our minds, Spirits and vocal cords atrophy until we no longer have the muscle power or muscle memory to pick up a paintbrush or a pen or to speak with resonance.