In Rogue Trader, that's exactly the kind of thing a Dogmatic person would say, only they'd probably insist on burning the babies just to be sure. In the Pathfinder games, which had D&D's alignment system, Owlcat tended to interpret Lawful alignments in a 'we should kill goblin babies because they'll probably grow up evil' kind of way, which made playing a paladin a jarring experience.
