“You should do your homework (… because it is in your own long-term best interest, you just can’t see that yet)” is in the interest of the kid, cf. an FAI telling you to do an action because it is in your interest. “You should jump out that window (… because it amuses me / because I call that morally good)” is not in your interest, you should not do that. In such cases, “I don’t like that” is the most pertinent objection and can stand all on its own.
Then you would belong to the set of Immoral Agents, AKA Bad People.
Boo bad people! What if we encountered aliens with “immoral” preferences?
“You should do your homework (… because it is in your own long-term best interest, you just can’t see that yet)” is in the interest of the kid, cf. an FAI telling you to do an action because it is in your interest. “You should jump out that window (… because it amuses me / because I call that morally good)” is not in your interest, you should not do that. In such cases, “I don’t like that” is the most pertinent objection and can stand all on its own.
Boo bad people! What if we encountered aliens with “immoral” preferences?