Buy why, some say, the moon? Why choose this as our goal? And they may as well ask why climb the highest mountain?

The regret on our side is, they used to say years ago, we are reading about you in science class. Now they say, we are reading about you in history class.

A Chinese tale tells of some men sent to harm a young girl who, upon seeing her beauty, become her protectors rather than her violators. That’s how I felt seeing the Earth for the first time. I could not help but love and cherish her.

That’s one small step for [a] man, one giant leap for mankind.

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 small.