今天种下的每一棵树都是对未来的投资。

愚人是那些不能改变他们想法的人。

密码学的本质是允许在存在对手的情况下进行通信。

Einstein was wrong when he said, 'God does not play dice'. Consideration of black holes suggests, not only that God does play dice, but that he sometimes confuses us by throwing them where they can't be seen