“We are justified in concluding that the constitutional factor in the formation of character is the strength of the pre-genital instincts.”— Karl Abraham
“Personality is the dynamic organization within the individual of those psychophysical systems that determine his unique adjustments to his environment.”— Gordon W. Allport
“If we are to feel the positive feelings of love, happiness, trust, and gratitude, we must also be willing to feel anger, sadness, fear, and guilt.”— John Gray
“I believe that the compulsions of the writer are related to the compulsions of the criminal.”— P. D. James
“Instead of taking the single group member as the unit, the group as a whole may be taken as the central problem for the psychologist.”— Kurt Lewin
“The anal character is distinguished by a special combination of three qualities: orderliness, parsimony, and obstinacy.”— Karl Abraham