Mistake

Even a mistake may turn out to be the one thing necessary to a worthwhile achievement.

Never interrupt your enemy when he is making a mistake.

- Napoleon Bonaparte

A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

- Douglas Adams

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

I have learned more from my mistakes than from my successes.

Only the one who does not question is safe from making a mistake.

- Albert Einstein