I have studied the research on the positive effects of being positive and the negative effects of being negative. The research is clear. It really does pay to be positive, and the benefits are numerous. The ancient yogis have been teaching this for thousands of years. Sutra 1.3 is translated as:

“Yoga frees you from the drama, the tragedy, the saga your mind creates and allows you to experience your True Joyful Self”

Read the full article by Silvia Mordini on Seattle Yoga News here