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John MacGaffey

Reflections on leading a meaningful, impactful life.

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Nuclear-Powered Pacemakers

Even though it might technically be safe to walk around with trace amounts of plutonium powering your heart, this is still a terrible idea, and there are two groups that really, really hated it.

Apr 16, 2023 — 2 min read — 🧠 Mental Models

Slipped the Surly Bonds of Earth

When the Challenger space shuttle exploded in 1986, killing all seven people on board, we turned to language, because in that moment, there was nothing else to do.

Aug 14, 2022 — 1 min read — 🎨 Art

The Power of Poetry

According to Matthew Zapruder, poets and tax professionals have a lot more in common than you might think: They're both concerned with the precise meaning of language.

Jul 3, 2022 — 2 min read — 🎨 Art

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Reflections on leading a meaningful, impactful life.

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