我不是囚徒，我是自由的灵魂。
I'm not a prisoner, I'm a free spirit.
I didn't know that would happen. But this made me very hungry, literally. I couldn't be lazy.
The man who removes a mountain begins by carrying away small stones.
数学研究是具体与抽象之间不断的对话。
宇宙不仅比我们想象的更奇怪，而且比我们能够想象的还要奇怪。
The fact is that women have more freedom and opportunity in America today than ever before.