The mind is to be studied as an end in itself.
心灵应作为目的本身来研究。
一个人,首先是物质的存在,易碎且不易修复。
活着是世界上最罕见的事,大多数人只是存在而已。
The only way to avoid being miserable is not to have enough leisure to wonder whether you are happy or not.
数学家的工作是在别人看到混乱的地方发现模式。