The best way to cheer yourself up is to try to cheer somebody else up.

A forest without diversity is like a library with only one book.

解析：世间万物都是相对而生，相互依存，体现了老子的辩证思想。

The stories are not autobiographical, but they're personal in that way. I seem to know only the things that I've learned. Probably some things through observation, but what I feel I know surely is personal.

I'm not sad. I'm not happy. I'm just here.