In order to catch a rogue cultivator, I need to think like a rogue cultivator, meaning that I should put myself in the shoes of a lesser cultivator who isn't aware of the danger that MCs represent for everything that is good and fair.
"Umu, such amazing mental warfare. Alexandra really is Ramiel's twin sister. She didn't pull a punch at all, even though it's a kid." Esdeath nodded in amazement.