Because as a dink, other people’s children will serve as your lawyers, nurses, firemen, governor’s, mailmen, cable guy whatever for at least half of your life. You contribute nothing to the next gen except those taxes. Other people are providing the workers, while you benefit from their unpaid labor of raising children. Only dumb dumbs don’t see the value in contributing to education, especially since a lot of they themselves benefited from that exact education or free access to libraries and other social services