人爱我,我必爱之;人恶我,我必恶之。摘自
解释:别人爱我,我也爱人;别人厌恶我,我也讨厌别人。
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.
每幅画都讲述一个故事,但不是每个人都能读懂。