And you'll resume in which you left off. Some students prefer to analyze the teachings on a calendar foundation: Lesson 1 on January 1st; Lesson two on January 2nd, and so on. In case you’re just commencing with the teachings, you must commence by reading the Introduction towards the Workbook. https://podcasts.apple.com/us/podcast/a-courseinmiracles-acim-podcast/id1456963067