It works by pointing out how that state of affairs is untenable. One thing that helps a person who supports their arguments with good evidence is that their id

It works by pointing out how that state of affairs is untenable. One thing that helps a person who supports their arguments with good evidence is that their ideas eventually turn out to be more consistent than those of a person who would do otherwise. Rational arguments have a tendency to stand up more on their own. On the other hand, emotional arguments, which are based on unjustified assumptions or opinions, often turn out to be inconsistent and force their defenders to ignore contradictions that are implied by the argument.