过去是一个陌生的国度；那里的人做事方式不同。
The past is a foreign country; they do things differently there.
The soul should always stand ajar, ready to welcome the ecstatic experience.
我们写作不是为了被理解，而是为了理解。
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.
Leadership means making tough decisions today that will benefit generations tomorrow.
In mathematics, you don't understand things. You just get used to them.
