"I've never been able to understand how things carry over." There's real regret in his voice. "Or why. All I can do is treat them, and ... fortunately, in every case I've encountered so far, things respond to the same treatment regardless."

Fortunately because if death doesn't stop suffering, at least it doesn't stop healing either.

"If you've gone without it for longer before now ... was that since you began taking it this frequently?"