One of my most productive days was throwing away 1000 lines of code.

"Writing is a way to make sense of the chaos of the world."

Greatness is not this wonderful, esoteric, elusive, god-like feature that only the special among us will ever taste. It’s something that truly exists in all of us.

It is during our darkest moments that we must focus to see the light.

认知的研究就是研究人类如何理解他们的世界。