Sometimes you can't pay it back, so you just have to pay it forward.

Never, ever underestimate the importance of having fun.

Brick walls are there for reason. And once you get over them-- even if someone has practically had to throw you over-- it can be helpful to others to tell them how you did it.

If she doesn't really love you, then it's over. And if she does love you, then love will win out.

It's easy to be smart when you are parodying smart people.

I was hugely impressed... was the ultimate example of a man who knew what he didn't know, was perfectly willing to admit it, and didn't want to leave until he understood. That's heroic to me. I wish every grad student had that attitude.

The great thing about working out at a gym is that if you put in effort, you get very obvious results. The same should be true of college. A professor’s job is to teach students how to see their minds growing in the same way they can see their muscles grow when they look in a mirror.