Almost everyone have heard the hit single 'Don't Worry, Be Happy' by Bobby McFerrin. The song has a very catchy way of conveying its message of being happy to everyone. Bobby Mcferiin's simple message surely made a lot of people by telling them not to worry. Living a happy, resilient and optimistic life is wonderful, and is also good for your health. Being happy actually protects you from the stresses of life. Stress is linked to top causes of death such as heart disease, cancer and stroke. One of the better things ever said is - 'The only thing in life that will always remain the same is change', and in our life we have the power to make the necessary changes if we want to. Even if we find ourselves in an unbearable situation we can always find solace in the knowledge that it too would change.