Ah. Yes, we are. But it's a part of the contract, ultimately, and as I said, their existences as magical girls were and are not in vain.

The overall positives far outweigh the personal negatives, so far as anyone who sees the big picture are concerned, you see. In the end, the needs of the many outweigh the needs of the few, do they not? In this case the few also help in making the universe better, more efficiently than the many, who would not be able to in the same way.