Wise men say that the key to happiness and peace in life is being thankful. Being thankful is more than just saying 'thanks' or 'thank you' to people who have done you a favor. It is having gratitude in your heart at all times - be it in times of sorrow. Keep a gratitude journal - Don't let the day pass without listing down all the things that happened within the day. Define which of them you're thankful for. You might start being thankful only for the positive things in your life. But through time, you will develop gratitude and see the positive even in the negative things happening around you. Use your heart - Oftentimes, the heart sees more than what the eyes can see. According to Antoine de Saint-Exupery in the "The Little Prince", it is only with the heart that one can see rightly, what is essential, what is invisible to the eye. If you're plagued by problems, think of all the positive traits you could develop from going through all