No, the only real answer is that you are in no way required to reproduce. There are more than enough humans. Humanity is basically a plague.
This succinctly states the premise behind a lot of progressive thinking.
I actually like humanity, and I want it to persist. Many of my best friends are humans.
(I'm not trying to throw around "fascist" as a cheap insult: this is an actual ideology, and "humans are basically a plague" is a core tenent.)
No, the only real answer is that you are in no way required to reproduce. There are more than enough humans. Humanity is basically a plague.