The greatest killer of happiness is comparison. If you must compare, compare yourself to you yesterday
解释:说同样的话,由于说话的人不同,人们心中的看法也会随之改变。
Over the piano was printed a notice: Please do not shoot the pianist. He is doing his best.
当没有人相信你时,你必须相信自己。
The only way to be happy is to be true to yourself.