“Bravery comes along as a gradual accumulation of discipline”

“Humanity is destined to explore, settle, and expand outward into the universe.”

“There may be aliens in our Milky Way galaxy, and there are billions of other galaxies. The probability is almost certain that there is life somewhere in space.”

“Space travel for everyone is the next frontier in the human experience.”

“As we begin to have landings on the moon, we can alternate those with vertical launch of similar crew modules on similar launch vehicles for vertical-launch tourism in space, if you want to call it...”

“As someone who flew two space capsules and twice landed in the ocean, I can attest from personal experience how much logistics work is needed to get you home.”

“I've always fantasized about being on TV. And I was. Then I fantasized about being in the movies. What could be better than captain of a space ship? I get to ride horses, shoot guns, have adventures.”

“Can you imagine, in 2030, taking a space cruise on the very ship that carried the first human beings to Mars? I can't believe that people wouldn't line up for that possibility.”

“'Tis skill, not strength, that governs a ship.”

“Heaven is under our feet as well as over our heads.”

“Wherever forests have not been mowed down, wherever the animal is recessed in their quiet protection, wherever the earth is not bereft of four-footed life - that to the white man is an 'unbroken wi...”

“Earth is the holiest place in the Universe, loving the earth, and loving life is the way to generate positive vibrations.”

“Talk low, talk slow and don't say too much.”

“GPS is expensive because it is a very slow communication channel - you need to communicate with three or four satellites for an extended duration at 50 bits per second.”

“It's hardware that makes a machine fast. It's software that makes a fast machine slow.”