Human beings, viewed as behaving systems, are quite simple. The apparent complexity of our behavior over time is largely a reflection of the complexity of the environment in which we find ourselves.

La novela es un viaje al interior del alma humana.

The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

一本书就像随身携带的花园。