资本主义社会的自由始终与古希腊共和国大致相同：奴隶主的自由。

Ambition leads me not only farther than any other man has been before me, but as far as I think it possible for man to go.

"The very least you can do in your life is to figure out what you hope for. And the most you can do is live inside that hope. Not admire it from a distance but live right in it, under its roof."

The most important thing in science is not to solve problems, but to ask the right questions.

I always try to give 100%, no matter what.

想象力比知识更重要。知识是有限的，而想象力则包围着整个世界。