The Theory of the Leisure Class: An Economic Study of Institutions (1899), by Thorstein Veblen, is a treatise of economics and sociology, and a critique of conspicuous consumption as a function of social class and of consumerism, which are social activities derived from the social stratification of people and the division of labor; the social institutions of the feudal period that have continued to the modern era.
In a stratified society, the profession of arms (military officer) is a leisure-class occupation.
Manufacturing is an economically productive occupation for skilled-labor worker in a stratified society. (Un patron, by Jean-Eugène Buland, 1888)
Conspicuous leisure: The devout observance of religious ritual is an activity for the leisure-class woman. (L'offrande, by Jean-Eugène Buland, 1885)
Simple living refers to practices that promote simplicity in one's lifestyle. Common practices of simple living include reducing the number of possessions one owns, depending less on technology and services, and spending less money. In addition to such external changes, simple living also reflects a person's mindset and values. Simple living practices can be seen in history, religion, art, and economics.
Mahatma Gandhi spinning yarn in 1942. Gandhi believed in a life of simplicity and self-sufficiency.
Ottoman Dervish portrayed by Amedeo Preziosi, 1860s circa, Muzeul Naţional de Artă al României
Reconstruction of Henry David Thoreau's cabin on the shores of Walden Pond
Living simply in a small dwelling