At various times over 20 years, I did preliminary designs for aircraft like the Stratolaunch. For that whole time I was encouraging us to do something that almost everyone else felt you could not do.

There will be a new industry, and we are just now in the beginning. I will predict that in twelve or fifteen years there will be tens of thousands, maybe even hundreds of thousands of people, that fly and see that black sky.

America was good enough to make a small compact lighter weight nuclear weapon. The Russians still had these big clunky heavy ones, so they had to build the big boosters in the arm's war, so now all of the sudden Russia could take off the shelf and put into orbit much heavier things than we could, so that's why they had the original leadership.

We'll go back to the moon by not learning anything new.

It's not good enough for us to have generations of kids that ... look forward to a better version of a cell phone with a video in it. They need to look forward to exploration.

A true creator researches how to have confidence in nonsense.

Usually the wacky people have the breakthroughs. The smart people dont.