> Who is placing value on the rewards: are some rewards 'rewarded' more highly than others? I guess your own brain by means of producing dopamine? And to the

> Who is placing value on the rewards: are some rewards 'rewarded' more highly than others? I guess your own brain by means of producing dopamine? And to the second question, obviously would depend on the amount of dopamine that gets generated (if that's at all how the rewarding effect of that substance works on the brain)