"I have not failed. I've just found 10,000 ways that don't work."
"Genius is 1% inspiration and 99% perspiration."
"Never give up, because that's when the magic happens."
"The only way to do great work is to love what you do."
"Our greatest weakness lies in giving up. The most certain way to succeed is to always try just one more time."
"I'm not discouraged, because every wrong attempt is a step forward."
"If we have a little patience, we shall see that the only thing that is truly permanent is change.".