“A sense of humor is part of the art of leadership of getting along with people of getting things done”

“When you repeat a mistake, it is not a mistake anymore: it is a decision.”

“The only true wisdom is in knowing you know nothing”

“If you're not stubborn, you'll give up on experiments too soon.”

“Life is like riding a bicycle. To keep your balance, you must keep moving.”

“People say I make strange choices, but they’re not strange for me. My sickness is that I...”

“Pleasure in the job puts perfection in the work.”

“I know this world is cold and deceiving but I keep my head up like my nose is bleeding”

“In the end it is about trying, failing and improving.”

“We don't stop playing because we grow old; we grow old because we stop playing.”

“Habit is the best of all servants, or the worst of all masters.”

“Convince your enemy that he will gain very little by attacking you; this will diminish his...”

“Fear is the greatest obstacle to learning”