The only other thing which I think is important is: Don't write a book or start a book with the expectation of communicating a message in a very important way.
Norton JusterYou must never feel badly about making mistakes ... as long as you take the trouble to learn from them. For you often learn more by being wrong for the right reasons than you do by being right for the wrong reasons.
Norton Juster...it's not just learning that's important. It's learning what to do with what you learn and learning why you learn things that matters.
Norton Juster