Still another elementary concept of A Course in Miracles is the indisputable fact that the physical earth can be an illusion. It posits that our sensory activities are unreliable signals of truth and that correct perception can just only be performed by way of a shift in consciousness. The Program distinguishes between the "real life," which is really a state of peace and oneness beyond the product sphere, and the "ego world," indicated by anxiety, divorce, and conflict. Based on ACIM, our major function is to wake from the desire of the pride earth and go back to the attention of our divine nature.

ACIM also introduces the thought of the Holy Heart as a guide and instructor within the individual. This spiritual existence is observed as the foundation of motivation and wisdom, supporting people make possibilities that lead people closer to truth and away from illusion. The acim teaches that through our willingness to listen to the Sacred Spirit's guidance, we are able to access a deeper comprehension of our function and the path to healing.

The Book for Pupils in A Course in Wonders consists of 365 instructions, one for every single day of the year. These lessons are created to support students internalize the teachings and apply them with their day-to-day lives. They usually contain meditative and contemplative workouts, affirmations, and insights on the ideas shown in the text. The purpose of these daily lessons is always to change the student's notion and mindset steadily, leading them towards circumstances of true forgiveness, internal peace, and religious awakening.

The Guide for Educators, the 3rd component of ACIM, is directed at those individuals who have embraced the rules of the Program and feel compelled to share them with others. It gives guidance on the characteristics of a true instructor of God, emphasizing qualities such as patience, confidence, and an start heart. It acknowledges the problems and limitations one may encounter while training the Class and offers insights on how to understand them.