旧梦是好梦，没有实现，但是我很高兴我有过这些梦。

当我停止进步的那天，就是我该停止比赛的日子。

The world is a puzzle; the pieces are scattered, and no one has the picture on the box.

Human cognition is best understood as a hierarchy of information processing levels.

When people talk to us about others, they are usually dull. When they talk to us about themselves, they are nearly always interesting.