Believe in your own identity and your own opinions. Proceed with confidence, generating it, if necessary, by pure willpower. Writing is an act of ego and you might as well admit it. Use its energy to keep yourself going.
William ZinsserWriting is such lonely work that I try to keep myself cheered up. If something strikes me as funny in the act of writing, I throw it in just to amuse myself. If I think it's funny I assume a few other people will find it funny, and that seems to me to be a good day's work.
William ZinsserThe most important sentence in any article is the first one. If it doesn't induce the reader to proceed to the second sentence, your article is dead. And if the second sentence doesn't induce him to continue to the third sentence, it's equally dead.
William ZinsserTips can make someone a better writer but not necessarily a good writer. That's a larger package - a matter of character. Golfing is more than keeping the left arm straight. Every good golfer is a complex engine that runs on ability, ego, determination, discipline, patience, confidence, and other qualities that are self-taught. So it is with writers and all creative artists. If their values are solid their work is likely to be solid.
William ZinsserDon't hedge your prose with little timidities. Good writing is lean and confident. . . . Every little qualifier whittles away some fraction of the reader's trust. Readers want a writer who believes in himself and in what he is saying. Don't diminish that belief. Don't be kind of bold. Be bold.
William Zinsser