The deeper you go into mathematics, the more you realize how interconnected everything is.
The reason why men enter into society is the preservation of their property.
"Writing is a way of talking without being interrupted."
所谓仁人，只要能做到自己想成功时先帮别人成功，自己想得到时先帮别人得到，就可以了。推己及人，可算实行仁的方法。
An idea is only as good as its execution.