Suckers try to win arguments, nonsuckers try to win.
The irony of the process of thought control: the more energy you put into trying to control your ideas and what you think about, the more your ideas end up controlling you.
People are much less interested in what you are trying to show them than what you are trying to hide.
Someone who says "I am busy" is either declaring incompetence (and lack of control of his life) or trying to get rid of you.
If you hear a "prominent" economist using the word 'equilibrium,' or 'normal distribution,' do not argue with him; just ignore him, or try to put a rat down his shirt.