If only the fit survive and if the fitter they are the longer they survive, then Volvox must have demonstrated its superb fitness more conclusively than any higher animal ever has.
We will mete out to the Germans the measure and more than the measure that they have meted out to us. We will have no truce or parley with you, or the grisly gang who work your wicked will. You do your worst and we will do our best.