永远不要停止学习,因为生活永远不会停止教导。
领导力意味着做出今天艰难但明天有益于行业的决定。
The right of a nation to kill a tyrant in case of necessity can never be doubted until the right of a tyrant to kill a nation has been proved.
When you have to kill a man it costs nothing to be polite.