城市是一个活生生的有机体，不断演变并适应其居民的需求。

心灵是一个可以在多个层次上分析的复杂系统。

Science cannot solve the ultimate mystery of nature. And that is because, in the last analysis, we ourselves are part of nature and therefore part of the mystery that we are trying to solve.

成功的真正标准不是财富，而是你对他人产生的影响。

You have to write the book that wants to be written. And if the book will be too difficult for grown-ups, then you write it for children.