Selfish people are only out for themselves -- and boy, are they aplenty out there. We know at least one or two people-- whether at school, work, or even in our family -- who only seem to remember we exist when they're in need of a favor from us. Unfortunately, even those we consider close friends can at times show streaks of selfishness. I seldom receive calls from close friends without their squeezing in a small request at some point in the conversation. It's possible we may find ourselves doing the same on occasion. We mustn't forget that friendships and relationships are a two-way street. People sometimes get so caught up in their own lives that they never give someone a call for purely unselfish reasons -- just to say hi and see how she's doing. If you become just a means to an end in someone's life, a serious conversation with the person is in order. If, after venting your frustrations, the behavior persists, you ought to think very strongly about severin...