A Study in Human Nature

acquisitiveness action activity analysis animal appetites approbativeness become benevolence body brain brute cause CHAPTER character color combativeness combination conclusion condition conscience consciousness controlled depends desire destructiveness disease distinction doctrine effect emotions enter evident evil excess exercise existence experience fact faculty faith feeling force forms gives grow hand healthy hearing higher hope human nature imagination impulses instinct invisible knowledge leads look material means mental mental and moral method mind moral motive powers necessary needs nervous never object observation operations organ parents perceive perception perhaps person phenomena philosophy physical possesses practical principles produces protection qualities question reason recognized relation requires reverence right and wrong scientific secret seen self-esteem sense simple social sometimes soul speak spiritual strong succession supersensuous temperament things thought tion true universal various weak whole