Description : Have they done any studies into why some people always seem to be happy, or at least content, even when life gets rough?
Last Answer : answer:Yes, Dr. Donald O. Clifton conducted an extensive study on the effects of Positivity in conjunction with The Gallup Organization. You might enjoy reading Clifton's book, How Full is Your Bucket? The ... to buy the book new and not used, as the previous owner probably already used the code.)