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.

真相很少是纯粹的，也绝不简单。

你不能仅仅为了建筑而建筑。你必须为人民而建筑。

科学的真正回报是理解新事物的兴奋感。