Machiavelli's reading routine:

If you find yourself in a position where you feel like there aren’t enough resources to work faster, just ruthlessly cut the least important projects. It sucks but moving slowly on the most valuable thing is death.

The best model you can run locally on your phone is now about as good as the best model period as of two years ago

Being good (in either sense) will bring you what seems like good luck, but isn't as random as it seems. People will talk about you behind your back, just as they do if you're bad, but instead of secretly harming you, they'll secretly help you.

When you buy things that are better used, your life doesn't automatically degrade over time the way it does when you buy things that are meant to be new and shiny. It's more restful.

Unexpected & big: it is famously hard to get people to stop believing in conspiracy theories, but…

A controlled trial finds a 3 round debate with GPT-4 arguing the other side robustly lowers conspiracy theory beliefs and the effects persist over time, even for true believers.