Psychology, as the behaviorist views it, is a purely objective, experimental branch of natural science which needs introspection as little as do the sciences of chemistry and physics.... The position is taken here that the behavior of man and the behavior of animals must be considered in the same plane.
John B. WatsonNo one knows just how the idea of a soul or the supernatural started... It probably had its origin in the general laziness of mankind.
John B. WatsonGive me a dozen healthy infants, well-formed, and my own specified world to bring them up in and I'll guarantee to take any one at random and train him to become any type of specialist I might select - doctor, lawyer, artist, merchant-chief and, yes, even beggar-man and thief, regardless of his talents, penchants, tendencies, abilities, vocations, and race of his ancestors.
John B. WatsonThe behaviorist advances the view that what the psychologists have hitherto called thought is in short nothing but talking to ourselves.
John B. WatsonThere are... for us no instinctsโwe no longer need the term in psychology. Everything we have been in the habit of calling an 'instinct' today is a result largely of trainingโbelonging to man's learned behavior.
John B. Watson