Century Quote by Stephen Hawking

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

Our only chance of long-term survival is not to remain lurking on planet Earth, but to spread out into space.

— Stephen Hawking

Since, in the long run, every planetary civilization will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring--not because…

— Carl Sagan

Some day we'll move into space and start ensuring the survival of our species beyond Earth, whether it happens in a hundred years or…

— Neil Turok

We have made remarkable progress in the last hundred years, but if we want to continue, our future is in space.

— Stephen Hawking

I think the greatest danger of the promise of space travel is that it can lead us to be cavalier about the world we…

— Jon Spaihts

I don't think the human race will survive the next thousand years, unless we spread into space. There are too many accidents that can…

— Stephen Hawking

I don't think the human race will survive the next thousand years, unless we spread into space.

— Stephen Hawking

Since, in the long run, every planetary society will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring —…

— Carl Sagan

Once the threshold is crossed when there is a self-sustaining level of life in space, then life's long-range future will be secure irrespective of…

— Martin Rees

I believe that the long-term future of the human race must be space and that it represents an important life insurance for our future…

— Stephen Hawking

If we move toward the weaponisation of space, we can bid farewell to the planet. The chances of survival are very slight.

— Noam Chomsky