The trick is to pay attention to what's happening around you and to keep writing.

乐观不仅仅是一种特质；它是一种可以培养的技能。

You have to believe in yourself when no one else does.

What we gain by experience is more real and more solid than what we gain by reasoning.

救灾建筑必须足够简单，让灾民能够自己建造。

人们自己创造自己的历史，但是他们并不是随心所欲地创造，并不是在他们自己选定的条件下创造，而是在直接碰到的、既定的、从过去承继下来的条件下创造。