The pursuit of truth is a noble goal in life.
The only thing necessary for the triumph of evil is for good men to do nothing.
唯一真正的监狱是我们为自己建造的监狱。
解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。
Success is going from failure to failure without loss of enthusiasm.
The world is like a chessboard， whereon we may see a living knight， but we cannot see a living chess.