
“Pleasure is ‘This feels good. I want more.’ Happiness, on the other hand, is ‘This feels good. I am contented. I am complete.'”
–Rob Lustig
Robert H. Lustig (born 1957) is an American pediatric endocrinologist. He is Professor emeritus of Pediatrics in the Division of Endocrinology at the University of California, San Francisco, where he specialized in neuroendocrinology and childhood obesity. Wikipedia