Napoleon Hill's Master Key

Definiteness of Purpose is the starting point of all success; deciding to start, then taking concrete action.

The Master Mind Principle consists of an alliance of two or more minds working in perfect harmony for the attainment of a common definite objective.

Render more and better service than that for which you are paid, and sooner or later you will receive compound interest from your investment.

Faith is a state of mind, which may develop by conditioning the mind to receive Infinite Intelligence; applied faith is the adaptation of the power received from Infinite Intelligence to a major definite purpose.

Having a pleasing personality is the aggregate of all the agreeable, gratifying and likable qualities of any one individual.

An exploration of how self-discipline, or self-control, means taking possession of the mind, and how that can be beneficial.