Nobody understands when a woman makes a choice to marry and have children, in one way her life begins, but in another way, it stops. You build a life of details, and you just stop and stay steady, so that your children can move. And when they leave,they take your life of details with them. You are expected to move on again, but you don't remember what it was that moved you, because no one's asked you in so long.Not even yourself.
伦理学的任务不仅是理解世界，而且是改变世界。
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.