Democracy... while it lasts is more bloody than either aristocracy or monarchy. Remember, democracy never lasts long. It soon wastes, exhausts, and murders itself. There is never a democracy that did not commit suicide.

"The best way to predict the future is to invent it."

广义相对论可能是所有现有物理理论中最美的。

Profit is important, but it should never come at the expense of our principles.

"The world is full of stories, but the ones that matter most are the ones we tell ourselves."

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.