I won’t teach a man who is not eager to learn, nor will I explain to one incapable of forming his own ideas. Nor have I anything more to say to those who, after I have made clear one corner of the subject, cannot deduce the other three.
Confucius
i.e. if you don't agree with me, you're stupid.
A monthly thread for posting rationality-related quotes you've seen recently (or had stored in your quotesfile for ages).