Nothing beyond the humanity !
If you wanted to get a better understanding about a man or woman,you can ask him/her a simple question Are you respecting humanity? If the answer was 'yes' , you can go further by asking ' What did you mean by humanity? It may be different from one from another.but exact ending of this conversation should make a pleasure on your mind. It will determined how such other person had interacted with you in humane manner. The effect he gives to make your pleasure is 'humanity' .