Here is one of the best general theories about morality:
If a moral theory fails by its own standards, it is wrong.
Combined with some epistemology like "If two moral principles contradict, they can't both be right," we can reject many, many bad moral theories.
Its sad you dont think God exists ,but amazing how perfect was designed,,,hmmm i dont seem to feel the human body was an accident.
i find that "Sad!!" comment weird.