Similar quotesHe who believes in freedom of the will has never loved and never hated.
Marie von Ebner-Eschenbach 
Anyone who has never made a mistake has never tried anything new.
Albert Einstein 
Even a mistake may turn out to be the one thing necessary to a worthwhile achievement.
Henry Ford 
We made too many wrong mistakes.
Yogi Berra 
Never interrupt your enemy when he is making a mistake.
Napoleon 