The predominant quality of successful people is optimism.... Your level of optimism is the very best predictor of how happy, healthy, wealthy, and long-lived you will be.

Self-acceptance begins in infancy, with the influence of your parents and siblings and other important people. Your own level of self-acceptance is determined largely by how well you feel you are accepted by the important people in your life. Your attitude toward yourself is determined largely by the attitudes that you think other people have toward you. When you believe that other people think highly of you, your level of self-acceptance and self-esteem goes straight up. The best way to build a healthy personality involves understanding yourself and your feelings.

Your company's most valuable asset is how it is known to customers.

Your incredible brain can take you from rags to riches, from loneliness to popularity, and from depression to happiness and joy - if you use it properly.

Top people have very clear goals. They know who they are and they know what they want. They write it down and they make plans for its accomplishment.

The more credit you give away, the more will come back to you. The more you help others, the more they will want to help you.

The more you teach positive ideas to others, the better you learn them yourself.