My father was not a failure. After all, he was the father of a president of the United States.

Greatly begin. Though thou have time, but for a line, be that sublime. Not failure, but low aim is crime.

Mohammed was not an apparent failure. He was a dazzling success, politically as well as spiritually, and Islam went from strength to strength to strength.

No experience is a cause of success or failure. We do not suffer from the shock of our experiences, so-called trauma - but we make out of them just what suits our purposes.

The freedom to fail is vital if you're going to succeed. Most successful people fail from time to time, and it is a measure of their strength that failure merely propels them into some new attempt at success.