How?

"However?" I asked, seeing him start to trail off. I wonder why he clings onto these memories so desperately when they are only causing him pain after pain. 

"However, seeing you die so many times, one would think it gets easier but ... it's the opposite, it is much harder," Altair said, voice trembling as he attempted to try and control his tone of voice. However, he is failing miserably. "The more I witness, the more I am willing to do what it takes to keep you alive, to ... keep you with me.

"I would have done anything at all, Orion. You do not know. 

"When you asked for warmth, even after I bundled you to so much I could not do anything more lest I suffocate you, I burnt the forest that surrounded us, hoping the heat would reach you. 

"Hoping that would be enough to get you to stay a little longer, a second, a minute.