You get the benefit of children in 30-40 years when you retire and those children pay your Social Security and Medicare (or whatever government programs might b

You get the benefit of children in 30-40 years when you retire and those children pay your Social Security and Medicare (or whatever government programs might be equivalent wherever you are; and all this after decades of hard work by the parents), and you get the benefit of parental leave right now by not having to deal with sleep-deprived, angry zombies in your workspace. ;) On balance, you're coming out ahead, not the new parents.