Hidden Brain · 2026-04-13 · 91 min · 13,594 words

How to Change the World

Listen to the original audio · Transcribed with NVIDIA Parakeet · Timestamps stay in sync with the live audio

Before we get going today, I have an exciting update for you. Hidden Brain is now on YouTube. Not the audio podcast, which will continue to be available on Apple, Spotify and your favorite audio podcast player, but as a brand new standalone video channel. Please check us out. Our first videos include an exploration of the science of bravery, the secret behind artistic masterpieces, and a set of ideas to deal with high pressure situations.

Our handle on YouTube is at Hidden Brain, or just click the link in the show notes for today's episode. Again, that's youtube.com slash at hidden brain. Okay, here's today's show. This is Hidden Brain, I'm Shankar Vedantham. To be prepared for war is one of the most effectual means of preserving peace.

Those are the words of the first US President George Washington in his inaugural State of the Union address. George Washington knew a thing or two about war. Over four decades of military service, he took part in a number of bloody battles. Among them was the Battle of Trenton, in which American colonists battled German soldiers. paid to fight for the British.

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