Replace parent-poster's "malice" with "malfeasance", and it works well-enough. I may not intend to burn someone's house down by doing horribly reckless things

Replace parent-poster's "malice" with "malfeasance", and it works well-enough. I may not intend to burn someone's house down by doing horribly reckless things with fireworks... but after it happens, surely I would still bear both some fault and some responsibility.