Similar quotesFreedom is not worth having if it does not include the freedom to make mistakes.
Mahatma Gandhi 
We made too many wrong mistakes.
Yogi Berra 
Even a mistake may turn out to be the one thing necessary to a worthwhile achievement.
Henry Ford 
Anyone who has never made a mistake has never tried anything new.
Albert Einstein 
Never interrupt your enemy when he is making a mistake.
Napoleon 