Ready access to firearms is simultaneously essential and insane, depending on whom you ask, because U.S. society has reached a level of pathology such that being on the verge of a murderous rampage is indistinguishable from normal. So people get reported to the police as menacing their family and friends, the police interview them and conclude no action is warranted. But a society can justify the indiscriminate killing of Palestinians, there’s really no difference—it will tolerate anything.