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.

恐惧只是我们对自己讲的故事。

The world is full of people who will help you manufacture tornados so you can later claim to have survived them.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

Silence is a virtue, but silence in front of someone you like is cowardice.

The past is not a shadow but a living presence.

I found solace in music when the world felt too heavy.

Writing is a form of self-redemption.

We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.