The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.

出处:1876年3月10日，贝尔第一次通过他发明的电话在寝室向在实验室里的助手沃森说的一句话。

你看到了，但你没有观察到。

解读：一次性快乐稍纵即逝，如短暂刺激；可重复的快乐源于内心充实、自我成长，更值得投入精力，引导追求深度、持久快乐。