If you want to live a happy life, tie it to a goal, not to people or things.
Trend-following is not such a good model. It’s simply eroded. Things change and being able to adjust is what made Mr. Simons so successful. “Statistic predictor signals erode over the next several years； it can be five years or 10 years. You have to keep coming up with new things because the market is against us. If you don’t keep getting better， you’re going to do worse.
我不需要剧本，我书写自己的故事。
The computer is incredibly fast, accurate, and stupid. Man is unbelievably slow, inaccurate, and brilliant. Together they are powerful beyond imagination.
"Art is not a mirror to reflect reality, but a hammer with which to shape it."