我不会让挫折阻止我，它们让我更强大。

教育的真正价值不仅在于事实的积累，而在于训练思维进行批判性和创造性的思考。

The principles of conditioning apply equally to all species.

性是你得不到爱时的安慰。

I am not a genius. I just work hard and never give up.

Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.