Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Optimism is a powerful force. If one adopt this mental attitude called positivism, one automatically teaches his mind to expect success, growth and expansion of what he does. The Centers for Disease Control address positive thinking as a key component in diabetes prevention. Positive thinking and attitudes can help enormously in stress management. Medical reports have shown that positive thinking has the potential to level up life span, to diminish rates of depression and to help individuals in resisting the harshest diseases. It is essential to note that psychological and physical well-being work along together. Psychologists have highlighted that the power of thoughts and the power of words can change an individual completely. Experts have stated that positive thoughts are anchored in goodwill and love, negative thoughts are anchored in fear. The bravest thing is to think positively. Psychological analysts have explained that thoughts tend to occur in clusters, and like attracts like...