Castaway Quote by Stephen Hawking

In the long term, it is desirable that the human race, faced with the prospect of extinction on Earth, should prepare an escape route…

— Paul Johnson

Eventually we must leave Earth-at least a certain number of our progeny must as our sun approaches the end of its solar life cycle.…

— Edgar Mitchell

There's no question that if we stay on planet Earth and never leave, that eventually we'll be wiped out.

— John M. Grunsfeld

The people who leave the planet during the time of Earth changes do not fit in here any longer, and they are stopping the…

— Barbara Marciniak

I can't think that leaving Earth once is enough.

— Neil deGrasse Tyson

We will have to leave this planet, and we're going to leave it, and it's going to make this planet better.

— Jeff Bezos

I predict the future of this earthly human race is that having made a mess of Earth they'll move to outer space.

— Leonard Nimoy

I think the human race doesn't have a future if we don't go into space. We need to expand our horizons beyond planet Earth…

— Stephen Hawking

I think that as an individual and as individuals in general, if we can't leave the earth feeling like we left something that someone…

— Jerome Ringo

Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment…

— Stephen Hawking

I think the human race doesn't have a future if we don't go into space. We need to expand our horizons beyond planet Earth…

— Lucy Hawking