[SheetPost]

the baby (young enough) doesn't understand the situation

also, you can easily flip it: elderly cannot be saved from the torture of existence, having lived so long, but the baby has barely suffered anything yet - we can save it!

[Rayhem]

The elderly also have wisdom to offer. The baby only has potential wisdom. Of course, if you're trading on potential, the baby could potentially grow up to be a serial killer. Or the elderly could potentially be mute.