To be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.
直到被完全理解,过去才真正成为过去。
I don't want to live forever, but I do want to live while I'm alive.
"The most important thing is to enjoy your sport and have fun."
数学的力量在于其抽象和概括的能力。
If you do not tell the truth about yourself you cannot tell it about other people.