One of many central subjects of ACIM is the idea of forgiveness. The Class teaches that forgiveness isn't just pardoning someone for their wrongdoings, but alternatively, it's the acceptance that there surely is nothing to forgive. It asserts that what we comprehend as wrongdoings are fundamentally caused by our own misperceptions and projections. In forgiving others, we are, in reality, flexible ourselves. ACIM emphasizes that forgiveness is a road to inner peace and liberation from the burdens of resentment and anger.

Yet another basic theory of A Program in Miracles may be the idea that the physical earth is an illusion. It posits which our sensory activities are unreliable indicators of reality and that correct notion can only be achieved by way of a shift in consciousness. The Program distinguishes between the "real world," which is a state of peace and oneness beyond the substance a course in miracles  , and the "pride earth," indicated by fear, divorce, and conflict. In accordance with ACIM, our primary function is to awaken from the dream of the pride world and come back to the attention of our heavenly nature.

ACIM also presents the thought of the Holy Spirit as helpful tips and instructor within the individual. That religious existence sometimes appears as the foundation of creativity and knowledge, supporting people make choices that lead us nearer to truth and far from illusion. The Class shows that through our willingness to listen to the Sacred Spirit's guidance, we are able to accessibility a greater understanding of our purpose and the way to healing.

The Workbook for Pupils in A Program in Wonders consists of 365 lessons, one for every single time of the year. These classes are created to help pupils internalize the teachings and apply them with their day-to-day lives. They often contain meditative and contemplative exercises, affirmations, and insights on the concepts shown in the text. The goal of these daily classes is always to shift the student's belief and mindset gradually, primary them towards circumstances of correct forgiveness, inner peace, and spiritual awakening.