Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.
"The only limit to our realization of tomorrow is our doubts of today."
"The moment of betrayal is the worst, the moment when you know beyond any doubt that you've been betrayed: that some other human being has wished you that much evil."