We hold these truths to be self-evident: that all men are created equal; that they are endowed by their Creator with certain unalienable rights; that among these are life, liberty, and the pursuit of happiness. Thomas Jefferson
Happiness should be the greatest good for the greatest number of people. (Bentham)
Some social theorists argue that the measure for a country’s well being should not be GDP (Gross Domestic Product) but GHN (Gross National Happiness) Jigme Singye Wangchuck-King of Bhutan