I’ve said a lot of things on this blog over the nearly ten years since I started it. During that time, I’ve written thousands of articles. Most of them directly or indirectly express my beliefs about the world. I’ve talked about psychology, learning, philosophy and which techniques I think work and which don’t. Unfortunately, a […]

Let me tell you about my favorite mathematical proof. It’s for a puzzle called the marriage problem (alternatively called the secretary problem or the sultan’s dowry). It’s my favorite for belonging to a rare category of “mathematical proofs which also have to do with sex.” The problem is very simple: Suppose you are looking to […]