Too many people, he remarks, and maybe kids in particular, “are scared of failure, scared of innovating, scared of trying, because they’re afraid that it won’t work, and they don’t know that if they keep trying, it will work.” MakerBot, as Pettis sees it, is a symbol for being able to fail—and then push beyond failure. “Overcome adversity,” as he puts it, “and make anything you want exist.