<p>INTRODUCTION <br>Art of happy living Is? - Don't' be Negative Be Strong. The feeling of leading a happy life is not to be negative at all. It is said that happiness is purely our own matter. Though it has got something to do with our external circumstances. But there are certainly some positive factors within us that keep us happy and there is something negative within us also which keep us unhappy.<br>Enjoy your life through posit...