At the core of A Program in Miracles is really a non-denominational way of spirituality that encourages students to problem their preconceived notions about truth, the self, and the world. The writing is divided in to three elements: the Text, the Workbook for Students, and the Handbook for Educators, each supplying a unique perception on the material presented. The key teachings of ACIM could be distilled in to many key principles.

Among the main styles of ACIM is the thought of forgiveness. The Program shows that acim is not merely pardoning some body because of their wrongdoings, but instead, it is the acceptance that there surely is nothing to forgive. It asserts that what we perceive as wrongdoings are ultimately caused by our personal misperceptions and projections. In flexible the others, we are, in reality, forgiving ourselves. ACIM emphasizes that forgiveness is a road to inner peace and liberation from the burdens of resentment and anger.

Still another simple theory of A Class in Miracles may be the indisputable fact that the physical earth can be an illusion. It posits our physical activities are unreliable indications of truth and that correct belief can only just be achieved through a change in consciousness. The Course distinguishes involving the "real world," which really is a state of peace and oneness beyond the substance realm, and the "vanity earth," characterized by anxiety, separation, and conflict. In accordance with ACIM, our primary function is to wake from the dream of the confidence world and go back to the recognition of our divine nature.

ACIM also presents the notion of the Holy Nature as helpful information and instructor within the individual. That religious existence is observed as the origin of motivation and wisdom, helping us produce possibilities that lead us closer to truth and away from illusion. The Class shows that through our willingness to be controlled by the Holy Spirit's guidance, we could accessibility a deeper understanding of our function and the path to healing.