In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

The worth of a state， in the long run， is the worth of the individuals composing it.

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。

量子理论的发展表明，经典的空间和时间概念不足以在最基本的层面上描述物理世界。