Answer:
It means that sometimes you will succeed, and sometimes you will fail. If you win, you won't learn as much but if you fail, you will learn from the mistake you made.
Contemporary poetry<span> is difficult to </span>define<span> as it is a plane that is being built while in flight, but there are some fundamental characteristics of </span>contemporary poetry<span> that distinguish it from traditional </span>poetry<span>: </span>Contemporary poetry<span> is most often written in free verse (unrhymed lines).</span>