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.

Science is not about control. It is about cultivating a perpetual condition of wonder in the face of something that forever grows one step richer and deeper than our latest theory about it.

The novel is the most powerful tool for understanding the Other.

以荼蘼花谢暗喻春光将尽，流露惜春之情

高效计算的关键不仅是速度，还有优雅。

If something is too hard, we move on to something else.What could be more simpler than that?