在面对压倒性的困难时，人类的精神仍然可以胜利。
The most exciting moments in mathematics are when you realize that two seemingly unrelated areas are deeply connected.
One of the advantages of being old is that you can speak your mind without worrying about the consequences.
永远不要成为房间里最聪明的人；如果你是，那么你进错了房间。
心要安放在身体里，念头不越出本分，行为不超越规矩。
En la oscuridad de la noche, las palabras brillan como estrellas, guiándonos hacia la luz.
The more you struggle to live， the less you live.