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.

常识告诉我们，业绩来来去去，但成本永远存在。

不要害怕可能出错的事情，想想可能正确的事情。

No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.