There are three motives for which we live; we live for the body, we live for the mind, we live for the soul. No one of these is better or holier than the other; all are alike desirable, and no one of the three—body, mind, or soul—can live fully if either of the others is cut short of full life and expression. It is not right or noble to live only for the soul and deny mind or body; and it is wrong to live for the intellect and deny body or soul. […]

Man cannot live fully in body without good food, comfortable clothing, and warm shelter; and without freedom from excessive toil. Rest and recreation are also necessary to his physical life. He cannot live fully in mind without books and time to study them, without opportunity for travel and observation, or without intellectual companionship. […] To live fully in soul, man must have love;

Wallace D. Wattles — The Science of Getting Rich