Depreciation is a psychological protection that protects a person from too much emotion. Sometimes it literally sucks all the joy out of a person's life and blocks any personal development. I will tell you how it happens in one example. A client came to me once with a very common problem. She reported that she does not get any joy from anything in her life. She wasn't happy about nature walks, no fun, no sex, no family relationships, no money, no other things. As she put it, "I feel like I'm watching some uninteresting movie...