個(gè)愚蠢的人知道自己的愚蠢，這使他至少是聰明的。一位愚蠢的人以為自己聰明，這才是真正的愚蠢。
A fool who knows he is a fool is for that very reason a wise man. The fool who thinks he is wise is the one to be called a fool.
I’m not trying to be mysterious. I just don’t like talking about myself.
The study of the mind must be value-free.