Think better. Be happier. Is your style of thinking affecting your feelings? Could you make some basic changes and improve your self-esteem, motivation, and happiness? CBT is already a medically approved method of treating depression, and is now growing in popularity as a self-help mechanism. Need to Know? Cognitive Behavioural Therapy will enable you to assess your own thought patterns, and will show you how to modify your thinking so that you respond better to whatever life throws at you.