A book by you turns you into an icon of knowledge about your subject. You are an instant authority. It is a kind of magic. You are transformed into a mystic personnae who not only has inscribed his mind onto pages that everyone can read and comprehend, but he has etched his name in eternity for now he has a legacy that will endure far beyond his lifetime. Write it. If you don’t have time, get a professional ghostwriter to preserve your spirit through your words throughout time.