They did. The implicit statement is right there... if there were something significantly lesser that had the same effect, then that would be the salient example. If he had any such examples to choose from, why choose the absurdly improbable one?
Well, the reason why you choose the absurdly improbable example, is because it's still the least absurd/improbable. Why does this need to be explained to you?
Well, the reason why you choose the absurdly improbable example, is because it's still the least absurd/improbable. Why does this need to be explained to you?