Yet another essential theory of A Course in Wonders is the proven fact that the bodily world is an illusion. It posits which our sensory activities are unreliable signs of fact and that true understanding can just only be achieved through a change in consciousness. The Class distinguishes involving the "real life," which is a state of peace and oneness beyond the material realm, and the "confidence world," known by fear, divorce, and conflict. In accordance with ACIM, our major function would be to wake from the desire of the pride world and return to the attention of our heavenly nature.

ACIM also presents the thought of the Holy Soul as helpful information and instructor within the individual. That religious presence is seen as the origin of enthusiasm and knowledge, supporting acim people make possibilities that cause people closer to reality and away from illusion. The Class shows that through our readiness to be controlled by the Sacred Spirit's guidance, we can access a deeper comprehension of our purpose and the road to healing.

The Book for Pupils in A Class in Wonders includes 365 classes, one for each time of the year. These instructions are made to help pupils internalize the teachings and use them to their everyday lives. They usually contain meditative and contemplative exercises, affirmations, and insights on the concepts presented in the text. The purpose of these everyday instructions would be to change the student's notion and mindset gradually, primary them towards a situation of true forgiveness, internal peace, and religious awakening.

The Information for Educators, the next component of ACIM, is aimed at those individuals who have embraced the rules of the Class and experience forced to share them with others. It gives advice on the faculties of a true teacher of God, focusing qualities such as persistence, confidence, and an open heart. It acknowledges the issues and obstacles one may encounter while training the Program and offers ideas on how to understand them.