Psychology of the normal and subnormal

able action activity affective already animals areas arrest association attention average become body brain called cause cell centres child comes complex conclude condition connection consciousness consequently considered cord cortex defectives definite difficulty direct easily elaborate emotions energy evidence example experience fact fear feeble-minded feeling flow function give grade habit hand higher human ideas illustration imagination important impulse individual instinct intelligence involved judgment known lack learned less matter means memory mental mind moron movements muscle nature nerve nervous system neurite neuron patterns never normal once organs passes person picture possible present probably problem processes psychology question reason reflex result seems seen shown shows similarity simple situation spinal stimulus strong sympathetic things thot thru tion understand usually