写作是狗一样的生活，但却是唯一值得过的生活。
Childhood is a foreign country we've all visited but can't quite remember.
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.
在数学中，你并不理解事物。你只是习惯了它们。