Cover; Title; Copyright; Contents; I: PRELIMINARY; II: THE MIND AND THE BODY; III : IMPULSE AND INHIBITION; IV : HOW THE BRAIN WORKS; V: PURPOSE AND INTEREST; VI: THE GROWTH OF THE MIND IN ANIMALS; VII: THE MENTALITY OF APES; VIII: MENTAL GROWTH IN MAN; IX : MAN'S LINGUISTIC HERITAGE; X : BEHAVIOUR; XI: LOOKING INWARDS; XII: LOOKING OUTWARDS; XIII: HOW WE THINK; XIV: EMOTION AND CHARACTER; XV : HOW THE MIND GOES WRONG; XVI : THE ABNORMAL; XVII: LOOKING FORWARD; BIBLIOGRAPHY; INDEX