A society grows great when old men plant trees whose shade they know they shall never sit in.

创新不是闭门造车，而是开放协作。

A word after a word after a word is power.

"You never really understand a person until you consider things from his point of view."

I could easily forgive his pride, if he had not mortified mine.

毁灭过往所有文明的原因在于财富和权力的不均分配倾向。