theorem some_not_immoral_is_saying_not_every
theorem some_not_immoral_is_saying_not_every: SomeRichPersonIsNotImmoral ↔ NotEveryRichPersonIsImmoral
theorem some_not_immoral_is_saying_not_every
theorem some_not_immoral_is_saying_not_every: SomeRichPersonIsNotImmoral ↔ NotEveryRichPersonIsImmoral