410 Quotes by Buzz Aldrin

I remember it was hard to believe that I was taking a step onto the lunar surface.

The energy varies with the square of the velocity, so if you need five times the velocity, that's 25 times the energy.

To move forward, what's required is a unified space agenda based on exploration, science, development, commerce, and security.

I shot down two airplanes in Korea, so I wasn't a slouch.

The honor you have given us goes not to us as a crew, but to ... all Americans, who believed, who persevered with us. What Apollo has begun we hope will spread out in many directions, not just in space, but underneath the seas, and in the cities to tell us unforgettably what we will and must do. There are footprints on the moon. Those footprints belong to each and every one of you, to all mankind. They are there because of the blood, sweat, and tears of millions of people. Those footprints are the symbol of true human spirit.

I think the climate has been changing for billions of years.

Computers allow us to squeeze the most out of everything, whether it's Google looking up things, so I guess that tends to make us a little lazy about reading books and doing things the hard way to understand how those things work.

I want to keep on the move, keep stimulated and challenged.

It's not easy to get human beings into orbit. So far only three nations have been able to do that, with all the resources that they put together. And I'm just a little skeptical that that's going to be done by the private sector without making use of what has been done by the government.