一八一四年，俄、奥、普联军兵临巴黎城下，理工学校学生要求参战。面临灭顶之灾的拿破仑却说：“我不愿为取金蛋杀掉我的老母鸡！”后来，这句名言被刻在巴黎理工学校梯型大教室的天花板正中心，一直激励着该校师生奋发好学。

People who learn to control inner experience will be able to determine the quality of their lives, which is as close as any of us can come to being happy.

我们最大的弱点在于放弃。成功最可靠的方法就是再多尝试一次。

欲望是缺乏了解的产物。