ten o'clock
`` Not exactly , because Jim says even those two may be broken . But I do n't agree to that -- at least , not for Rule 2 . '' `` Do tell me them , '' he begged . `` Rule 1 is , ` Bed at ten o'clock . ' That 's the one that may be broken when necessary . Rule 2 is , ` Please do just what you feel like doing . ' That 's the one I wo n't have broken -- unless any one wants to do things that are n't good for them .