We loved with a love that was more than love.

The only way to learn a new programming language is by writing programs in it.

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.

Sustainability isn't an option - it's our responsibility to the next generation.