当你能永远活着时，你为了什么而活？

The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.

数学是给不同事物赋予相同名称的艺术。

Power is not a toy we give to children. It is a weapon we place in the hands of soldiers.

只有当真理照耀着你时，你才去追求她；但当她转身离去时，就让她离开吧。

"History is not what happened. History is just what historians tell us."

The secret of change is to focus all of your energy，not on fighting the old，but on building the new.

"To write a life is to give it a second chance."

"The only journey is the one within."