"La exploración espacial es una fuerza de la naturaleza en sí misma que ninguna otra fuerza en la sociedad puede rivalizar."

“Happiness comes when you believe in what you are doing.”

“I think frugality drives innovation, just like other constraints do. One of the only ways ...”

“I say luck is when an opportunity comes along and you're prepared for it.”

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

“It is easy to love your friend, but sometimes the hardest lesson to learn is to love your enemy.”

“If you want to know what a man's like, take a good look at how he treats his inferiors, no...”

“Confusion is a luxury which only the very, very young can possibly afford and you are not ...”

“Begin to be now what you will be hereafter”

“Doors will slam in your face. You must pick yourself up, dust yourself off, and knock agai...”

“Out of your vulnerabilities will come your strength.”

“Try not to become a man of success. Rather become a man of value.”

“If you don't find a way to make money while you sleep, you will work until you die”