“Shun no toil to make yourself remarkable by some talent or other yet do not devote yourself to one branch exclusively. Strive to get clear notions about all. Give up no science entirely for science is but one.”

“You cannot believe in God until you believe in yourself.”

“If success is a habit, it is a hard one to acquire.”

“It's amazing what ordinary people can do if they set out without preconceived notions.”

“So I've seen life as one long learning process. And if I see - you know, if I fly on somebody else's airline and find the experience is not a pleasant one, which it wasn't in - 21 years ago, then I'd think, well, you know, maybe I can create the kind of airline that I'd like to fly on.”

“Consistency is contrary to nature, contrary to life. The only completely consistent people are dead.”