Planning?

When one knows what he is doing, why he is doing it, planning each and everything what kind of pleasure does he derive out of it. Would he ever enjoy the feeling of distress, competency, fear or jealousy. What is success that has never tasted failure?

Euphoric

Why do we do things that we know will hurt us? Tear us apart and leaves no trace? I guess half of our life is spent in a state of euphoria.