It's a good thing his magic works on some level of will and intention, but he wouldn't turn down additional ways to sort and control it.

David's affirmation pulls him back, though after one last siphon because he suspects David is overestimating his wellness.

Those tears are the first thing he notices. "Hold still a moment." He comes behind David, kneeling down to carefully wrap his arms around his clothed torso, pressing his face against the middle of his back and holding tightly.