You have to fight through some bad days to earn the best days of your life.

The key to performance is elegance, not battalions of special cases.

Psychology must avoid all forms of mentalism.

如果你想走得快，就独自前行；如果你想走得远，就结伴同行。

模型是对现实的简化表示，但其价值在于它能够提供不立即显而易见的见解。

Survival can be summed up in three words – never give up. That’s the heart of it really. Just keep trying.

A healthy animal is the foundation of a healthy food chain.

我只希望在自己衰老前退休，否则我只会成为累赘。