"It was a privilege to be a part of such a grand undertaking."

"We did it not because it was easy, but because it was hard."

"I was always a little bit of a tinkerer, always trying to figure out how things worked."

"It suddenly struck me that that tiny pea, pretty and blue, was the Earth. I put up my thumb and shut one eye, and my thumb blotted out the planet Earth. I didn't feel like a giant. I felt very, very s…"

"Science has not yet mastered prophecy. We predict too much for the next year and yet far too little for the next 10."