Bill Gates recently gave a speech at a high school citing 11 Rules that you will not learn in school. Can you imagine having to succeed at everything on the first go around? If that were true, no one would have a divorce, we would all raise perfect children, and we would never have to ask someone how to send a fax.
Life is not fair. Get used to it. You got it from your parents, who said it so often you decided they must be the most idealistic generation ever.