I know this one as: professor walks into a class, scrawls an equation on the blackboard, and announces “I’m sure you’ll all agree that this is obvious.” Then he stops, stares at it, walks away, comes back 20 minutes later and says “Yes, that’s right, it is obvious.”
I know this one as: professor walks into a class, scrawls an equation on the blackboard, and announces “I’m sure you’ll all agree that this is obvious.” Then he stops, stares at it, walks away, comes back 20 minutes later and says “Yes, that’s right, it is obvious.”