The perceived and known fact on which this discussion is based, is not the difference between the occurring and the non-occurring of an act (for non-occurring does not say impossibility), nor the difference between possibility and impossibility of the act (for the possibility cannot be perceived), but the difference between the occurring and the impossibility.

Miss me with that nonsense!

His creativity is unsurpassed by his fellow students in the art class.

She touched his sex with her hand.