People who aren't comfortable speaking in public have dozens of reasons why they can't or won't do it. For some it's a really debilitating fear; for others it's just laziness or a reluctance to work that little bit harder to achieve something that doesn't come easily. The fact is that no matter what your fear, it's possible to overcome it. The question to ask is, "How would my life be improved, if I weren't afraid?"
Let's imagine a few typical scenarios.