过去永远存在，现在永远是过去。

理性是统治一切的主宰。

Imitation is the safest form of innovation.

儿童应该得到成人的爱，而不是成人忙于生活所残余的爱。

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.

要是这世上少点同情心，这世界就不会有那么多麻烦。.

制定不相容原理纯粹是为了电子们自己好，如果让它们自由来往的话，它们恐怕会腐败堕落（而变成妖魔鬼怪）。