She knew herself. He had made her doubt and dislike who that person was, but yes. Weiss knew herself because she knew what it was like not to know herself thanks to her father. She had spent her time at Beacon finding that person. That person turned out to be the kind of person who couldn't see what was in front of her face and couldn't fight through a knife behind her back. But she didn't say those words, instead just giving Weiss a sad look.

"I know you too, Blake." But Blake wasn't hearing her arguing, was she? Weiss shook her head, trying to think. She reached up and pushed some of her hair back, the strands not staying as well-put as they did when she had it in her normal hairstyle. "If you're that worried, spar in Attleton's Colosseum, not Genessia City. If you kill someone there, it doesn't stick. There's no consequences, they walk out the same time you do with no injuries no matter how bad it gets. If you're worried, practice there until you can control yourself again. Would that help?"