旧梦是好梦，没有实现，但是我很高兴我有过这些梦。

The genome is a map of our evolutionary travels.

There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

It is to the credit of human nature, that, except where its selfishness is brought into play, it loves more readily than it hates.

简单是可靠的前提。