easily
A 0. A dumb person. A 0.5 is someone who laughs at everything. A 1 is the kind of person who gets excited about a paper cut and starts a riot.
That guy is a 0. He thought a joke was a personal attack.
I’m a 0.5. I laughed at my own joke and then cried because it was too good.
That kid is a 1. He got excited about a crumpled paper.