On second thought, I think it might be better to say something I used to hear when I was a kid and asked to do something I wouldn't be allowed to do.
Трамп? Нет, невозможно!
IIRC, that's roughly "No, not permitted." Or even simpler, ...
Трамп? Нет!
Трамп? Нет, невозможно!
IIRC, that's roughly "No, not permitted." Or even simpler, ...
Трамп? Нет!