Psychology must be grounded in biology to be truly scientific.

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.

The most important thing is to be true to yourself, to your own voice, to your own vision.

I don't try to predict the future. I just try to buy stocks that are cheap relative to their value.

我不是那种会让对伟大的爱减少的人。

Science is a force for good, but only if we use it wisely.