The way in which men produce their means of subsistence depends first of all on the nature of the actual means they find in existence and have to reproduce.
我认为孩子是最好的评论家，因为他们完全诚实。
The past is never dead. It's not even past.
教育是对人力资本的投资，会以更高生产率的形式获得回报。
The purpose of psychotherapy is to set people free.