We're Number One On The Runway.

America Must Dream Again, And Have The Faith To Achieve The Dream.

Exploration Is Wired Into Our Brains. If We Can See The Horizon, We Want To Know What's Beyond.

We Could Have Human Intelligence In Orbit Around Mars, Building Things There.

I Have No Doubt That Humans Will Go To Mars. And I Feel That America Has Led So Many Things In Space - We Have Invested So Much, And We Have A Lot To Gain - That America Could And Should Be The Nation That Should Lead The Settlement Of Mars.

I've Been To The Titanic In A Yellow Submarine And The North Pole In A Russian Nuclear Ice Breaker.