Don’t be the smartest person in the room. Hangout with， and learn from， people smarter than yourself. Even better， find smart people who will disagree with you.
成功的关键是专注于目标，而不是障碍。
A thermonuclear war cannot be considered a continuation of politics by other means (according to the formula of Clausewitz). It would be a means of universal suicide.
The strength and power of despotism consists wholly in the fear of resistance.
At the close of our studies， we knew all the past of physics， but nothing of the present and the future.