If you're a Sheldon-esque whizkid, it would be totally normal for your folks to have you tested, if for no other reason than making sure you're not the offspring of alien invaders or a government experiment. Well? The *rest* of his family fell, shall we say, a bit short of the Einstein branch of the tree, huh? Of course, the real point of "I'm not crazy; my mother had me tested" is what comes next. "Besides, it's entirely normal to want to line up all the letters in your soup in the proper order..."