Dale Carnegie suggests that a sure way to create peace and hapiness in your life is to:

    1. Fill your mind with thoughts of peace, courage, health and hope.
    2. Never try to get even with your enemies.
    3. Expect ingratitude.
    4. Count your blessings – not your troubles.
    5. Do not imitate others.
    6. Try to profit from your losses.
    7. Create happiness for others.

    Principles from How to Stop Worrying and Start Living