Incircumism
The belief that most people who had a major in anything acting related in high-school cannot draw, make, or otherwise form a half-decent circle without outside help. There are some exceptions to this rule, but for the majority of the time this stands true.
P1: Why did you completely flunk that pop quiz? All you had to do was sketch a venn diagram and fill it out!
P2: I'm an actor... and the law of Incircumism made me fail...
P2: I'm an actor... and the law of Incircumism made me fail...