Michael Jordan was cut from his high school basketball team, and he lost hundreds of games and missed thousands of shots during his career. But he once said, "I have failed over and over and over again in my life. And that is why I succeed."
These people succeeded because they understand that you can’t let your failures define you – you have to let them teach you. You have to let them show you what to do differently next time.
Indeed! Sometimes, you have to try and try and try again, just to get a photograph that you first saw in your mind's eye, to become real in your camera:
("A is for Azalea, B is for Bucky". Backyard, May 2009.)