There is a bit of a sour tone to the remark, even if he's sure Scott's glad for the sparing of John in itself. The circumstances of resurrection here are different from those back home, but...

"It is strange to expect it, hm? That we will return. Very tricky," stated lightly, though meant to convey that he doesn't take it lightly. "In any case, I'm glad he's returned, quickly and intact."