Positive thinking is a mental and emotional attitude that focuses on the bright side of life and expects positive results. A positive person anticipates happiness, health and success, and believes he or she can overcome any obstacle and difficulty. Though positive thinking is always beneficial, it is not accepted by everyone. Some, consider it as nonsense, and scoff at people who follow it, but there is a growing number of people, who accept positive thinking as a fact, and believe in its effectiveness. It seems that this subject is gaining popularity, as evidenced by the many books, lectures and courses about it.