领导力就是做出艰难的决定并坚持它们，即使这些决定不受欢迎。

人尽皆知的真理是，一个财富殷实的单身汉，必定在寻找妻子。

I don't think about limitations. I just think about possibilities.

The study of learning algorithms must consider both the statistical and computational aspects of learning.

In the examination of the parts of animals, I have diligently endeavored to arrive at the truth.

Psychology must be based on facts, not hypotheses.

The beauty of music lies in its ability to evoke emotions without saying a word.

The motto of chivalry is also the motto of wisdom; to serve all, but love only one.