我总是很高兴地想到，我的教育大部分是非正式的，并且根植于土壤中。
I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.
The past is never dead. It's not even past.
安全不是我们的优先事项，而是我们的基础。
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。