Public speaking is not easy . People get nervous while speaking even to few. There are some people who stammers and becomes cold and sweat while talking to a person unknown even one is to one basis. But is a few things are taken care of then addressing mass will not be difficult. You can come out of the nervousness while speaking, Fumbling while speaking, jittering while speaking, whether on one is to one basis or a public speech. Learn some tips for guidance from this book .