Pro­fes­sor: So there’s this study that says that left-hand­ed peo­ple have low­er evo­lu­tion­ary fit­ness.
Stu­dent: Does that mean that we’re doomed be­cause the Pres­i­dent is left hand­ed?
Pro­fes­sor, with­out miss­ing a beat: No, it just means he’s go­ing to die.

–Co­lum­bia Uni­ver­si­ty