科学的目标是寻求对复杂事实的最简单解释。

Character is doing the right thing when nobody's looking. There are too many people who think that the only thing that's right is to get by, and the only thing that's wrong is to get caught.

Don't let the noise of others' opinions drown out your own inner voice.

The only thing I can promise you is that I will always be myself.

The only meaningful way to study learning is through objective measurement.