So we all suffer, and we all perceive it differently; so how is it possible to perceive happiness as the same thing for all?

So we all suffer, and we all perceive it differently; so how is it possible to perceive happiness as the same thing for all?
Stop and think about the role that love plays in your life. Where does it begin, does it have limitations? Does it dictate something? everything? or nothing? Where does love reside? Is it only outside of you, only reciprocated when received from specific sources, or is it infinite within you and eternal reflected onto everyone and everything with no objection?