Optimism is very important in our life, it helped and still helps a lot achieving the greatest successes of mankind. It makes us more beautiful life, makes us more confident in ourselves to reach our personal goals. We can form, develop and maintain our optimism. The ideas in books about optimism and AGC thoughts help us a lot to form, develop and maintain our optimism and eliminate the possibility to form pessimism. Those people who are pessimistic may become optimists by studying and applying ideas from this volumes and the other AGC books. By applying this ideas peoples will become optimists or more optimists, they will succeed to make their life more pleasant and they will be able to reach great successes. To become optimists, people who are pessimistic must: 1. use only positive and creative ideas. 2. form, develop and maintain a positive and optimistic thinking. 3. form, develop and maintain their positive and optimistic behavior. 4. have human relations only with optimistic peoples 5. apply as many positive ideas as possible from AGC books.