"I am proud of the fact that I never invented weapons to kill."
"I never did a day's work in my life. It was all fun."
"There is no substitute for Hard Work."
"Our greatest weakness lies in giving up.
The most certain way to succeed is always to try just one more time."
"I have not failed.
I've just found 10,000 ways that won't work."
"Just because something doesn't do what you planned it to do doesn't mean it's useless."
"There's a way to do it better - Find it."
"What you are will show in what you do."