In the end, we will remember not the words of our enemies, but the silence of our friends.

解释：皮都不存在了，毛还在哪依附呢？

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

Brave doesn't mean you're not scared. It means you go on even though you're scared.