Ironic as it may seem, the humorless probably don’t fully appreciate crabs. Crabby people are frequently more the “crabs in a barrel” type. You know the kind. When crabs are in a barrel at a fish market, some of them try to climb to the top and make a break for freedom. Unfortunately for these liberty-loving crustaceans, their colleagues don’t quite grasp the concept or the end goal: they latch on to their optimistic, energetic peers and pull the prospective escapees back into the brine where…