With very confident people, flattery will get you everywhere. They have to see things your way because they're so smart. Even better is to convince them that w

With very confident people, flattery will get you everywhere. They have to see things your way because they're so smart. Even better is to convince them that what you're trying to tell them is really their idea. If it comes from them, it can't be wrong, can it? Though if you find yourself working with enough of this type of person for it to be a problem, I would question whether you're working in the right place.