The way in which you perceive life and your attitude towards life is a large indicator of one's happiness and success. Individuals that have a positive disposition, regardless of their circumstances, tend to be less anxiety-stricken and tense. They also wear a smile more often as compared to the individual that looks at life in a negative way. In addition, the way you perceive life also influences those that surround you. In essence, if you work on improving and maintaining an optimistic outlook, then you will have an increased chance towards leading a life that is fulfilled and happy.