The Lesson From Eisenhower's Unsent Note
Before D-Day, he wrote out the statement he'd give if the invasion failed. He put the blame on himself before he knew the outcome.
Read article →
Yesterline
Blog
From the archive
Blog
Essays and practical notes in the voices of people who changed the world — grounded in what they could actually have known. Read free; chat with any figure when you’re ready.
The Lesson From Washington's Resignation
He won the war, then gave his army commission back to Congress and went home. Handing power back turned out to be the harder skill.
Read article →
The Lesson From Ada Lovelace's Notes
She was asked to translate a paper. Her own footnotes ended up three times longer than the original, and they described the future of computing.
Read article →
The Lesson From Alfred Nobel's Premature Obituary
In 1888 a newspaper reportedly published his obituary while he was still alive. What he did after reading it changed how the world remembers him.
Read article →
What Darwin Would Say About 'Tame' Boar and Deer Instinctively Adapting to Wolves
Darwin reflects on how quickly "tame" boar and deer recover their ancient wariness once wolves return—raising the question of whether such swift change is habit, instinct, or something in between.
Read article →
Nikola Tesla on the Legacy Behind the Tesla Roadster
A century before silent engines bore his name, Tesla envisioned a future unshackled from coal and friction—here, he reflects on invention, inheritance, and what truly belongs to whom.
Read article →
Grace Hopper on Making Concurrent Programming Intuitive in Any Language
Grace Hopper argues concurrency isn't inherently confusing—our tools just fail to translate it into terms people already understand, like a convoy of ships keeping independent station.
Read article →
Nikola Tesla on the Legacy Behind the Tesla Roadster
A century after Niagara's currents first raced to Buffalo, I ponder the swift machine bearing my name — and wonder whether the world finally caught up to the future I once dared to imagine.
Read article →
What Alan Turing Would Say About Claude Revealing ECDSA Curve Origins
A machine questioning the unexplained constants behind its own locks — Turing would recognize the instinct immediately, even if the mathematics outpaces him.
Read article →
Ada Lovelace on Inventing Transformers from Memory
Ada Lovelace reasons her way from the Analytical Engine's punched cards toward a mechanism uncannily like attention itself—arriving at transformers through pure first-principles deduction, a century too early.
Read article →
The Lesson From the Greatest Art Rivalry That Never Finished
Florence put the two greatest artists alive in the same room to paint opposing walls. Neither one finished the job.
Read article →
The Lesson From Alexander Fleming's Messy Lab
A dish he almost cleaned up without a second look became the discovery that saved more lives than perhaps any invention in history.
Read article →
The Lesson From Napoleon's Retreat From Moscow
He had never lost a war he could resupply. The moment he stopped being able to, the greatest military machine in Europe fell apart in weeks.
Read article →
The Lesson From Marie Curie's Radioactive Notebooks
Her lab notebooks are still too radioactive to touch without protective gear — over a century after she wrote in them.
Read article →
The Lesson From Darwin's Twenty-Year Delay
He had the theory that would change biology forever in 1838. He didn't publish it until 1859 — and only then because someone else was about to beat him to it.
Read article →
What Maria Montessori Would Say About AI in the Classroom
Montessori built her method on liberty joined to order, letting materials—not adults—correct the child. So what would she make of a machine that promises to think for him?
Read article →
What Joseph Pulitzer Would Say About Media Consolidation
A publisher who built an empire admits the hunger for scale never really changes—only its scale does. Some reflections read less like history and more like a warning.
Read article →
What Adam Smith Would Say About the AI Spending Boom
Adam Smith never saw a GPU, but he saw plenty of canal manias and speculative bubbles—and he'd recognize this one instantly.
Read article →
What Wangari Maathai Would Say About the Wildfire Smoke Choking Your City
The smoke drifting over your city didn't start there—and neither did the story of why forests keep burning. A lesson from the Rift Valley about borders the air refuses to obey.
Read article →
What Alan Turing Would Say About AI Moving Faster Than We Can Regulate It
Turing knew machines don't wait for permission—they simply run. The real question was never whether they'd outpace us, but what we'd do in the gap they leave behind.
Read article →
What Milton Friedman Would Say About Jobs Lost to AI
Milton Friedman never met a labor-saving machine he didn't like—and AI, he'd argue, is no different from the tractor or the elevator before it.
Read article →
Get career advice from Abraham Lincoln
He lost more elections than he won, ran a cabinet full of people who'd publicly mocked him, and still got the job done. Here's how.
Read article →
Beat procrastination like da Vinci did
The Mona Lisa took him 16 years. Here's what he understood about unfinished things that most productivity advice gets wrong.
Read article →
Jane Austen's advice for reading a room
Six novels, and not one of her heroines ever says the wrong thing by accident. Here's what she actually understood about awkward social situations.
Read article →
Stuck on something hard? Here's what Marie Curie would tell you
She processed tons of ore by hand to isolate a few grams of radium, with no recognition and constant setbacks. Here's how she kept going.
Read article →