I failed on a climbing problem eight times before realizing I was climbing as high as I knew I could and then letting go. On my next try I climbed with no thought of failure and reached the top. We cannot know what we can do in advance. The only way to find out is to go all-out trying, thinking only of success.
Royal RobbinsClimbing is a great game-great not in spite of the demands it makes, but because of them. Great because it will not let us give half of ourselves-it demands all of us. It demands our best.
Royal Robbins