在了解物理力、它们的规律及相互关系之后，接下来是它们起源的问题。
Kindness is the language which the deaf can hear and the blind can see.
Money is only a tool. It will take you wherever you wish, but it will not replace you as the driver.
The Langlands program is not a theory but a web of conjectures and theorems that, if fully established, would unite number theory and representation theory.
To be brave is to love someone unconditionally, without expecting anything in return.
The only merit I have is to have painted directly from nature.