I thank you for informing me of this, Saber. But... rest assured, if you are killing out of mercy, if there was no other option, than I will not stop you. I may not ever do such a thing myself, but I acknowledge that... sometimes, it is the only option.

[She's seen enough soldiers mortally wounded on the battlefield begging for death. Putting an end to their suffering was much better than prolonging it, she's been told.]