[Good. He's starting to find his footing.]

The concept is the same as any endurance training: exposure lessens the impact, strengthens the muscle, the bone— the mind. [Only callouses born of pain and repetition make wielding a saber a possibility. Frailty, in all aspects, must be washed clean. Erased.] When you no longer bend to it, you can control it.

Restrain it as necessary. [A beat, and then, if only because he knows Hux imagines Ren incapable:] —And it is necessary.