source: "The Age of Uncertainty". Book by John Kenneth Galbraith. Chapter 12, p. 328, 1977.
topic: Simple, Merit, Retarded, Mentally Retarded

source: Tom G. Palmer (2009). “Realizing Freedom: Libertarian Theory, History, and Practice”, p.35, Cato Institute
topic: Children, Differences, Insane, Mentally Retarded, Retard
source: "Mind of Mencia". Sketch-comedy Series, 2005-2008.
topic: Song, Stupid, Mean, Mentally Retarded
topic: Benches, Incredibles, Deaf, Mentally Retarded
topic: Government, Important, President, Mentally Retarded