You bring up many strong points...but you haven't included a major positive point in choosing to be childless: there are too many people on the planet. The world's human population has grown eightfold in two centuries and this is the source of global warming and the very real possibility of the end of the world as we know it. So bravo you and boo to people like Nick Cannon and his many baby Mamas, Elon Musk and his numerous surrogates, and Alec Baldwin and his fake Spanish person wife. Katie, You may like to read about men in need of vasectomies: https://medium.com/illumination/time-for-snip-snip-56a0dc13dde1