But if, aside from the imperfect and confused understanding of this fundamental proposition of geometry, they had in addition some interest in seeing that the sides of similar triangles were not proponional, and if false geometry were as suitable for their perverse inclinations as false morality, they could well make paralogisms as absurd in geometry as in matters of morality, because their mistakes would be agreeable to them, and because the truth would only embarrass, perplex, and anger them.