The world loved man when he smiled. The world became afraid of him when he laughed.

You can't please everyone, so don't try.

敢于在古人成就面前一争高低，这是有志气；在今人的成绩面前不虚心，这是没有气量。

It's not what happens to us， but our response to what happens to us that hurts us.

今天对自由民主最严重的威胁不是来自外部，而是来自内部。