城市是一个活的有机体，不断演变。

The story of a poor man's life is written on his body, in a sharp pen.

The course of development consists simply in this; that in each generation the two parental traits appear, separated and unchanged.

一个观念的效用决定了它在精神生活中的地位。

The best way to find out if you can trust somebody is to trust them.

创新的秘密在于知道如何把你的智谋藏而不露。