经典英语美文 （73）自制
Self-control is essential to happiness and usefulness. It is the master of all the virtues,and has its root in self-respect. Let a man yield to his impulses and passions, and from that moment he gives up his moral freedom. It is the self-discipline of a man that enables him to pursue success with superior diligence and sobriety.Many of the great characters in history illustr...