Through constant familiarity, we can definitely establish new behavior patterns, using our tendency to form habits to our advantage. If we make a steady effort, I think we can overcome any form of negative conditioning and make positive changes in our lives. But we need to remember that genuine change doesn't happen overnight.
Dalai LamaHappiness arises as a result of different causes and conditions. If you harm someone out of anger, you may feel some superficial satisfaction, but deep down you know it was wrong. Your confidence will be undermined. However, if you have an altruistic attitude, you’ll feel comfortable and confident in the presence of others.
Dalai LamaFrom the scientific view, the theory of karma may be a metaphysical assumption -- but it is no more so than the assumption that all of life is material and originated out of pure chance
Dalai Lama