And you may resume where you remaining off. Some learners prefer to study the lessons over a calendar foundation: Lesson one on January 1st; Lesson 2 on January 2nd, etc. A Course in Miracles (also generally known as ACIM or perhaps the Course) is a 1976 e-book by Helen Schucman. https://awakening-mind.org/resources/a-course-in-miracles/