Undernormal conditions, most people tend to see what they want to see, hear what theywant to hear, and do what they want to do; in conflicts, their positionsbecome even more rigid and fixed.
A cup is useful only when it is empty; and a mind that is filled with beliefs, with dogmas, with assertions, with quotations, is really an uncreative mind.
Neverforget the power of silence, that massively disconcerting pause which goes onand on and may at last induce an opponent to babble and backtrack nervously.