最危险的谎言是我们对自己相信的那些。
The most dangerous lies are the ones we believe about ourselves.
Respect others' beliefs and views.
The best way to cheer yourself up is to try to cheer somebody else up.
The truth is often more surprising than fiction.
El tiempo no es oro, el tiempo es vida.
The magical number seven, plus or minus two: some limits on our capacity for processing information.
神奇的数字七，加减二：我们信息处理能力的一些限制。