Quote by Hans Eysenck

"The introvert's superiority lies in reflection; the extrovert's in action—both are necessary."

Hans Eysenck
Psychologist German-British 1916–1997

More from Hans Eysenck

"Intelligence is the most important human trait"
"Personality is determined by genetics and environment in equal measure"
"Neuroticism is a predictor of psychological distress"
"The best person is one who scores high on extraversion and low on neuroticism"

All quotes by Hans Eysenck