Education is the most powerful weapon which you can use to change the world.

宝剑干将虽然锋利无比、名闻天下，但是，木匠用它伐树却比不上斧头。点评：方法不对，适得其反。

"Writing is the only profession where no one considers you ridiculous if you earn no money."

谦逊退让，是全身避祸的首要方法；从容稳重，是立身处世的首要方法；涵养包容，是屈己待人的首要方法；洒脱不拘，是养心全性的首要方法。

The beauty of mathematics lies in its ability to describe the universe with such precision.