领导力在于创造一个愿景,然后赋予他人实现它的能力。
数学研究就是对模式的研究。
可持续发展不仅对地球有益,对企业也有益。
没有什么比一项未完成的任务永远悬在那里更令人疲惫的了。
The circumstances of the world are continually changing, and the opinions of man change also; and as government is for the living, and not for the dead, it is the living only that has any right in it.