How many people have you come across in your life who have been envious of something you possess or have accomplished? Maybe it's the new car you bought or the Hamilton tickets you managed to snag. Perhps it's the promotion you landed as a result of your hard work. Or perhaps they envy your fairytale-like marriage. While I've emphasized that material possessions don't bring us lasting happiness, you have every right to acquire and enjoy whatever you please. As long as you're not spending recklessly and hurting yourself or others in the process, what you buy with your hard-earned money is no one else's business. People should focus on themselves and quit worrying about what others are buying, whether it be cheap or expensive. The problem is that human beings have this seemingly unshakeable tendency to compare themselves to other people. Certain individuals can't live with the fact that others may have a better house, a prettier spouse,...