He chuckles lightly. "Fortunately, I have yet to see any case of either. But given everything that has occurred thus far, it would not be that far out of the realm of possibility, wouldn't you say?" Not just because of people who were once dead returning to the living, but people from different periods of time and all.

"The tapestry of the universe is delicate. What other consequences could you see coming to fruition from manipulating them as one sees fit?"

It might be a possibility, is all he's saying.