Thirty five is a very attractive age; London society is full of women who have of their own free choice remained thirty-five for years.

快乐的人，只有快乐的人，是能把今天称为自己所有的那个人。

被视为行为系统的人类其实相当简单。我们行为表面上的复杂性很大程度上反映了我们所处环境的复杂性。