[He does indeed give him those moments of silence without pushing for any words or gestures, the brush of Keith's fingers at his back lighter, not so desperate, just-- there, as much as he can be. Much as he knows it's a lot, this is all something that he ultimately couldn't go on without making sure to express to him.
At those words, he breathes out, quiet, not really a laugh because -- maybe in another scenario, or from someone else, he could have brushed off that kind of sentiment but not this time, not from Shiro. Not when he sounds the way he does.]