莎士比亚曾写过：“放弃时间的人，时间也会放弃他”。在所有的资源中，时间不同于其他资源，它没有弹性，找不到代用品来代替它，而且永远是短缺的。美国著名经济管理学教授彼得·F·杜拉克认为“管理者工作的有效性不是从他们的任务开始，而是从掌握时间开始”。所以，有效的 Shakespeare once wrote: “Time to give up time, time will give up.” In all resources, time differs from other resources, it is inelastic, can not find substitutes to replace it, and is always in short supply. Peter F. Dulak, a famous professor of economic management in the United States, argues that “the effectiveness of managers’ work does not start from their task, but from the mastery of time.” So effective