For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

Life is short, make it sweet.

创新是企业发展的灵魂，没有创新就没有未来。

数学的历史是人类思想和进步的历史。

如果你对每隻向你吠的狗，都停下来扔石头，你永远到不了目的地。

I’m a catalyst for change. You can’t be an outsider and be successful over 30 years without leaving a certain amount of scar tissue.

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.