Let's face it, even Beerus and Whis agree he's both stupid and dangerous. I'll leave this gem here, the zenith of his idiocy:
What it bothered me though, they couldn't afford having the beloved (and overly ass-kissed) childhood hero be responsible for dragging 8 universes into a life or death competition against their will. So they made it play out good for him. Conveniently enough, it was discovered, but only afterwards, that Zeno would have destroyed these universes anyways. So, again, conveniently enough, it turns out Goku gave one universe the chance to survive and make a wish. Making him still a universal hero in the eyes of somedumbasses fans, although he had no damn clue what Zeno had in mind. He just wanted "mOrE wAkU WaKu FiGhTiNg!!1!".
What it bothered me though, they couldn't afford having the beloved (and overly ass-kissed) childhood hero be responsible for dragging 8 universes into a life or death competition against their will. So they made it play out good for him. Conveniently enough, it was discovered, but only afterwards, that Zeno would have destroyed these universes anyways. So, again, conveniently enough, it turns out Goku gave one universe the chance to survive and make a wish. Making him still a universal hero in the eyes of some