The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.

任何地方的不公正都是对所有地方公正的威胁。

可持续性不再是选择，而是这个行业生存的必要条件。

The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

那些疯狂到认为自己能改变世界的人，才能真正改变世界。