你可以锁上你的图书馆；但对我的思想自由，你无法设置任何门闩、锁或插销。

领导力就是激励人们去做他们从未想过自己能做的事情。

The past is a shadow that follows us into the future.

In times of change, the learners inherit the earth while the learned find themselves beautifully equipped to deal with a world that no longer exists.