Have no fear of perfection - you'll never reach it.
Never interrupt your enemy when he is making a mistake.
A man who has committed a mistake and doesn't correct it, is committing another mistake.
A life spent making mistakes is not only more honourable, but more useful than a life spent doing nothing.
An expert is a man who has made all the mistakes which can be made in a very narrow field.
A man's errors are his portals of discovery.
Mistakes are part of creativity. They create new colors. Learn to make mistakes.
Freedom is not worth having if it does not include the freedom to make mistakes.