Mum has just pushed a child out of her vagina and her vagina still hasn't recovered, yet you're already asking her about the next one? Don't do it. There might have been complications during the birth, enough to make it hard for mum to sit down, so she's hardly thinking about wanting to do it all over again just now. But maybe, just maybe, they're happy with having one child and yet you're the one who will question their decision to only have one child. Besides, it's normally family relatives who ask this question, but what would happen if they ever received an honest answer? Dad: Oh yeah, we'll probably be having sex around 8pm tonight, after we've put the baby down. Going to give it to my wife hard, that's how she likes it. Want me to record it for you or will a simple phone call during suffice? Or want about face time? Anything to let you know when I've given your daughter my seed/love potion/baby juice! Father-in-law: ...