This booklet is intended as an introduction to the study of the doctrine concerning the Lord Jesus Christ, the one God of heaven and earth, as given in the True Christian Religion, chapters I-III. Special attention has been given to the teachings that show how the Lord revealed Himself and how He operates. There is also and attempt to explain the nature of the “as-from-self,” or mans’ cooperation with his God, this based on a short but most important section in the chapter on the Holy Spirit (chapter III).