I am not a very timid type. It's very important to some people, but not to me. I have a simple philosophy: worry about those things you can fix. It you can't fix it, don't worry about it; accept it and do the best you can.
Jimmy DoolittleThe first lesson is that you can't lose a war if you have command of the air, and you can't win a war if you haven't.
Jimmy Doolittle