As a woman I have no country. As a woman my country is the whole world.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.

持续学习是应对技术快速变化的唯一途径。

The essence of mathematics lies in its freedom.

人生能有一个知己就足够了，这一生应当把他当作同胞兄弟一样看待

我不是在晚上做梦，我整天都在做梦。我为梦想而活。