The problem with socialism is that you eventually run out of other people's money.

You can never know anyone as completely as you want.

你能给孩子最好的礼物是责任的根和独立的翅膀。

I've been waiting more than 30 years to say this: "Dad, I always told you I'd come back and get my degree." I want to thank Harvard for this timely honor. I'll be changing my job next year…and it will be nice to finally have a college degree on my resume.

Curiosity is the engine that drives scientific discovery.