Mental processes are the tools by which we build our survival.
The laws of behavior are as precise as those of physics.
在编程中，就像在其他所有方面一样，要重生。
The tyranny of a prince in an oligarchy is not so dangerous to the public welfare as the apathy of a citizen in a democracy.
环境适应自己性情的人是快乐的，而能使自己的性情适应所有环境的人是更优秀的。