This also fits with common sense about happiness. That is, people know they can go out and have a good time at a party, then come home to be lonely and miserable again. In contrast, you can't be both relaxed and anxious at the same time. We are learning more about happiness. One interesting point is that happy people tend to be decisive, healthy, creative, motivated, social, trusting, and caring, compared to unhappy people.
Religion becomes self-therapy.
We must select the illusion which appeals to our temperament and embrace it with passion, if we want to be happy. They may feel so unworthy that life only has meaning if they suffer great hardship and pain. Such people focus on the seriousness of life. Overall, however, religion gives more pleasure than pain. This self-centered child part sees bad events as a personal insult that shouldn't be happening, rather than as a naturally occurring event.