Perhaps you searched websites and purchased a few specialty running magazines to help you get off to a strong start. That's generally a solid approach when it comes to learning about something new, but there are some pervasive myths that could confuse you as a beginning runner. Here are just a few of them:
Uncertainty often makes us hesitant, but when used as motivation, it can produce the most outstanding results. The most successful people I've come across have mental discipline, they harness uncertainty and embrace the possibility of failure. As Mike has shown, a lifetime of success far outweighs temporary discomfort.