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数学中最重要的是提出正确的问题。
The most important thing in mathematics is to ask the right questions.
And the thing about a successful life is that a lot of the time, our ideas of what it would mean to live successfully are not our own. They're sucked in from other people; chiefly, if you're a man, your father, and if you're a woman, your mother. Psychoanalysis has been drumming home this message for about 80 years. No one's quite listening hard enough, but I very much believe it's true.
I'm not a singer, I'm an entertainer.
The only way to make sense out of change is to plunge into it, move with it, and join the dance.