I tell you, we're going to be busy for a minute.

I put up my thumb and it blotted out the planet Earth.

The [Moon] surface is fine and powdery. I can kick it up loosely with my toe. It does adhere in fine layers like powdered charcoal to the sole and sides of my boots. I only go in a small fraction of an inch, maybe an eighth of an inch, but I can see the footprints of my boots and the treads in the fine sandy particles.

People love conspiracy theories.

It doesn't sound like there was time for the word to be there. On the other hand, I didn't intentionally make an inane statement... certainly the 'a' was intended, because that's the only way the statement makes any sense.

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

Ever since I was a little boy, I dreamed I would do something important in aviation.