告子行仁义之事，就好像踮起脚尖当作自己个头高，卧下当作自己面积大了，这是不能长久的。 

The mind is divided into parts that sometimes conflict. Like a rider on the back of an elephant, the conscious, reasoning part of the mind has only limited control over the automatic, emotional part.

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

我们越爱我们的朋友，就越少奉承他们；纯粹的爱表现在毫不包庇的态度。

好的教师不是仅仅传授知识，而是激发学生自己去探索和发现