You don't have to understand life. You just have to live it.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
Duty is the most sublime word in our language. Do your duty in all things. You cannot do more. You should never wish to do less.
Men trust their ears less than their eyes.
语言是人类思维最强大的工具。