My @Quora answer to Why do doctors have to be paid for saving human lives? Why can't doctors save human life free of… http://t.co/AcTfm7gWgH

My @Quora answer to Why do doctors have to be paid for saving human lives? Why can't doctors save human life free of… http://t.co/AcTfm7gWgH (via Twitter http://ift.tt/1bRNFZ8)