John Nash (1928–2015) American mathematician and Nobel Prize laureate
As quoted in " A Brilliant Madness A Beautiful Madness http://www.pbs.org/wgbh/amex/nash/ (2002), PBS TV program; also cited in Doing Psychiatry Wrong: A Critical and Prescriptive Look at a Faltering Profession (2013) by René J. Muller, p. 62 <br class="br">2000s