"Concentration is the secret of strength in politics, in war, in trade, in short in all management of human affairs."

"To me success can only be achieved through repeated failure and introspection. In fact, success represents 1% of your work that results from the 99% that is called failure."

"If your actions inspire others to dream more, learn more, do more and become more, you are a leader."

"He who believes is strong; he who doubts is weak. Strong convictions precede great actions."

"I learned more from the one restaurant that didn't work than from all the ones that were successes."

"Every time you win, it diminishes the fear a little bit. You never really cancel the fear of losing; you keep challenging it."