侦探小说是高尚心灵的正常消遣。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

What we need to do is to ensure that every Chinese person can drive a car produced by their own country.

真相很少是纯粹的，也绝不简单。

The true power of an algorithm is not in its speed or efficiency, but in its ability to reveal the hidden structures of the problems it addresses.