世界是我的国家，全人类是我的兄弟姐妹，行善是我的宗教。

I disapprove of what you say， but I will defend to the death your right to say it.

If you're horrible to me, I'm going to write a song about it, and it won't be a good one for you.

幸福晚年的秘诀在于要有好的记性和坏的记性。