the professor uses humor to overcome his challenging bouts with trying to overcome his inability to socialize with lesser mind,he jest's with his subjects whilst making lite of himself, he temporarily becomes their equal and gets a brief pleasure sensation , a relief from his overbearing geniousosity,you might take notes,some genius's just suck up the isolation pain they receive after showing their natural disdain for the lesser I.Q's around themQuote from CT10Gov:
Why does a mathematical identity elicit such sarcasm?
tongue in cheek, but sort of serious.