As we apply workbook lesson number one (“Nothing I see means anything”) to the perception of the world, this is the beginning of retraining our mind to see the world in a completely different way. This is the beginning of allowing the Holy Spirit to wash the mind free of judgments and preferences, hierarchies of thought. https://www.4yo.us/blogs/103497/Understanding-the-Substance-of-A-Course-in-Miracles-eastern-spirituality