Forgiveness holds a vital role in the teachings of ACIM. Unlike traditional notions of forgiveness, which regularly involve pardoning the observed wrongdoings of others, ACIM's forgiveness is a process of releasing judgments and grievances held against oneself and others. It is really a recognition that the perceived sins and problems are grounded in the illusions of the confidence, and through forgiveness, one can see beyond these illusions to the natural purity and divinity in every being. ACIM teaches that forgiveness is really a road to internal peace and the key to undoing the ego's hang on the mind.

The Workbook for Students, comprising 365 instructions, is a practical manual designed to lead the scholar by way of a major process. Each lesson is targeted on a certain design, guiding the practitioner to apply the teachings within their day-to-day lives. The lessons cover a wide selection of subjects, including belief, forgiveness, love, and the type of reality. The repetitive acim bookstore of the Workbook is intentional, reinforcing the indisputable fact that regular practice is essential for the change of consciousness.

A Class in Wonders also introduces the idea of the Sacred Heart as a guide and intermediary involving the egoic mind and the true Self. The Sacred Nature is depicted as a caring and nonjudgmental internal voice that assists individuals reinterpret their experiences and perceptions in positioning with truth. ACIM encourages a consistent talk with the Sacred Nature, seeking advice and knowledge in all facets of life.

Among the distinct facets of ACIM is its usage of Religious terminology and symbolism, which might originally cause some to label it as a Christian text. But, the program transcends conventional religious limits and speaks to the common principles of spirituality. ACIM attracts individuals from all faiths (or none) to set about a journey of self-discovery and internal transformation, emphasizing personal knowledge around dogma.