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An inventor fails 999 times, and if he succeeds once, he's in. He treats his failures simply as practice shots. - Charles Kettering An inventor fails 999 times, and if he succeeds once, he's in. He treats his failures simply as practice shots. - Charles Kettering An inventor fails 999 times, and if he succeeds once, he's in. He treats his failures simply as practice shots. - Charles Kettering