That man, I think, has had a liberal education who has been so trained in youth that his body is the ready servant of his will.  

系统有子系统，子系统有子系统，等等，这是无限的，这就是为什么我们总是从头开始。

Writing is a way of making sense of the past.

无论生活多么困难，总有一些事情你可以做并且成功。

People always feel happier when approaching happiness but become anxious when happiness is ongoing.