软件工程的目标是控制复杂性，而不是创造复杂性。
领导力不是靠打击别人来实现的——那是攻击，不是领导。
The freedom then of man, and liberty of acting according to his own will, is grounded on his having reason, which is able to instruct him in that law he is to govern himself by, and make him know how far he is left to the freedom of his own will.
