He tips his head to the side, cocking it to tell Jake that he knows it's plenty fair, because if it means that Jake is going to be willing to split the responsibility, then he's going to keep pushing that. "We share," he says again. "If you don't let me do it, then you don't do it," is his final word on the subject.

Because how is he supposed to be okay with Jake testing it on himself if he won't let Cougar test it. "If it's safe, it will be fine. If not safe, you don't do it," he says sharply.