每一个边界都意味着维持它的暴力。

逻辑学研究不仅仅是关于形式系统，更是关于理性思维和话语的规范。

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.

The only thing necessary for the triumph of evil is for good men to do nothing.

跨行业合作是解决世界能源挑战的关键。

在你合适的年龄读到的故事永远不会完全离开你。你可能会忘记是谁写的或者故事叫什么名字。有时你会忘记具体发生了什么，但如果一个故事触动了你，它会留在你身边，萦绕在你脑海中很少访问的地方。

You have to be willing to make mistakes; the big thing is to not make the same mistake over and over again.