It is a first principle of human action that a man does what he believes will satisfy his desires.
人类行为的首要原则是，一个人会做他认为能满足自己欲望的事情。
I think we are all capable of terrible things under the right circumstances.
You have to be willing to adapt, or you'll be left behind.
否认进化史就是否认我们自己。
To safeguard national independence, we must strengthen national unity.
A belief is like a guillotine, just as heavy, just as light.