"More discoveries have arisen from intense observation than from statistics applied to large groups" - W. I. B. Beveridge

"Was ist das Allgemeine? Das einzelne Fall. Was ist das Besondere? Millionen Fälle." - Goethe

"Das Messen eines Dings ist eine grobe Handlung, die auf lebendige Körper nicht anders als höchst unvollkommen angewendet werden kann." - Goethe

"Each person is an idiom unto himself, an apparent violation of the syntax of the species." - G.W. Allport

"Given a thimbleful of [dramatic] facts we rush to make generalizations as large as a tub" - G.W. Allport

"Our typical contemporary mainstream psychology group study in which one single procedure is carried out with large numbers of cases and then treated statistically seems to fall short of any genuine psychological contribution" - Watson, 1934