所有人都是我们的导师，恶人通过他们的恶行说'不要靠近我'。善人总是善良的，所以所有人都像导师一样对我们。
All are gurus to us, the wicked by their evil deeds say 'do not come near me'. The good are always good, therefore all are like gurus to us.
The great philosophers are those who have made a difference in the way we think about the world and our place in it.
市场失灵的程度永远不会为零，但政府失灵的程度同样如此。
领导力在于让他人因为你的存在而变得更好，并确保这种影响在你离开后依然持续。