The necessity for struggle is one of the clever devices through which nature forces individuals to expand, develop, progress, and become strong through resistance. . .We are forced to recognize that this great universal necessity for struggle must have a definite and useful purpose. That purpose is to force the individual to sharpen his wits, arouse his enthusiasm, build up his spirit of faith, gain definiteness of purpose, develop his power of will, and inspire his faculty of imagination to give him new uses for old ideas and concepts. . .
Napoleon HillEvery well built house started in the form of a definite purpose plus a definite plan in the nature of a set of blueprints.
Napoleon HillKnowledge is only potential power. It becomes power only when, and if, it is organized into definite plans of action, and directed to a definite end.
Napoleon HillI realize the dominating thoughts of my mind will eventually reproduce themselves in outward, physical action and gradually transform themselves into physical reality, therefore, I will concentrate my thoughts for thirty minutes daily, upon the task of thinking of the person I intend to become, thereby creating in my mind a clear mental picture of that person.
Napoleon Hill