You have enemies? Good. That means you've stood up for something, sometime in your life.

To be a philosopher is not merely to have subtle thoughts, nor even to found a school, but so to love wisdom as to live according to its dictates.

时间是你最宝贵的资产，不要浪费在无关紧要的事情上。

"The future is about creating a better world for everyone."

"Doubt is useful for a while. We must all pass through the garden of Gethsemane. If Christ played with doubt, so must we."