Source: Models of Mental Illness (1984), p. 319 ( chapter online http://positivedisintegration.com/Weckowicz1984.pdf)
“When one turns to psychological models of mental illness, one finds that the psychodynamic model of human mind and of mental disease is also of considerable antiquity. Thus, Empedocles of Agrigentum (490-430 B. C.) from whom Hippocrates took the theory of four elements, stressed the importance of emotions of love and hate as the controlling agents of human behavior and of physiological functions.”
Source: A History of Great Ideas in Abnormal Psychology, (1990), p. 23
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Thaddus E. Weckowicz 22
Canadian psychologist 1919–2000Related quotes
Source: Models of Mental Illness (1984), p. 245-246 ( chapter online http://positivedisintegration.com/Weckowicz1984.pdf)

Psychiatry, Psychoanalysis, and the New Biology of Mind (2008)
Source: A History of Great Ideas in Abnormal Psychology, (1990), p. 23

Source: "Quotes", The Great Code: The Bible and Literature (1982), Chapter One, p. 7
Introduction text.
A History of Great Ideas in Abnormal Psychology, (1990)

Catherine Truss, Lynda Gratton, Veronica Hope-Hailey, Patrick McGovern and Philip Stiles (1997). "Soft and hard models of human resource management: a reappraisal." Journal of Management Studies, 34(1), 53-73.

Source: Psychic Politics: An Aspect Psychology Book (1976), p. 57-58