People who say it cannot be done should not interrupt those who are doing it.

我离开船不能超过一天，因为我是船上唯一能导航的人。

The writer is a professional observer.

The nervous system is like an intricate orchestra, with each neuron playing its part.

告诉我动机，我会告诉你结果。

The best way to have a good idea is to have a lot of ideas.