Be optimist and always have positive thoughts, it will help you to achieve lot of things in your life. Try your maximum to avoid negative thoughts, this kind of negative thoughts have the ability to make some negative vibration and we will do all our things wrongly if we have the negative thinking. If we are in positive thought, we will do our things properly with the encouragement of our thoughts, so our thoughts plays an important role in our activities.
Most of the person who achieved in their life always have positive thoughts and have a lot of hope and confidence in their work. This positive thoughts make them to achieve their targets, If we have negative thoughts and think about the thing in the loser manner, we lost our focus due to our thoughts and doing mistakes in our work which lead us in failures. So be positive to achieve your targets.