There are probably a million good things about having just one child. I can say this confidently because I have 3 kids. Jokes aside, all 3 of my girls are wonderful humans that I cannot imagine life without. However, there are definitely A LOT of positives about sticking to just one offspring.  Such as the fact that you never have to worry about keeping the playing field even. You don’t have to count the number of Christmas presents and ensure they are equal. You don’t have to constantly try to split your time and attention between more than one child.…