“Space exploration is a force of nature unto itself that no other force in society can rival.”

“Nothing is particularly hard if you divide it into small jobs”

“You are not defeated when you lose. You are defeated when you quit.”

“In the old world, you devoted 30% of your time to building a great service and 70% of your...”

“I like the challenge of trying different things and wondering whether it’s going to work...”

“I think it is possible for ordinary people to choose to be extraordinary.”

“When everything seems to be going against you, remember that the airplane takes off agains...”

“When the outlook is bright, bring it before their eyes; but tell them nothing when the sit...”

“There is only one quality worse than hardness of heart and that is softness of head.”

“Don’t be afraid to be ambitious about your goals. Hard work never stops. Neither should ...”

“Knowledge is the antidote to fear”

“The greatest lesson in life is to know that even fools are right sometimes.”

“It's easy to stand in the crowd but it takes courage to stand alone.”