Half of all we do is the justify what we do don't
To simplify Observable Human activity, it can be generalized by four basic actions, laying, siting, standing, and walking/running. Everything else is just a variations of these positions.
What if the human experience is the highest evolutionary level , what if this is heaven..... And we fucked it up!
No man can definately answer any question beyond imaginable doubt, so it may be wiser to answer questions with even more provocative questions.