You can't appreciate home till you've left it, money till it's spent, your wife till she's joined a woman's club, nor Old Glory till you see it hanging on a broomstick on the shanty of a consul in a foreign town.
In time truth and science and nature will adapt themselves to art. Things will happen logically, and the villain be discomfited instead of being elected to the board of directors. But in the meantime fiction must not only be divorced from fact, but must pay alimony and be awarded custody of the press despatches.