Agony Quote by Donald Barthelme

I believe that there may be intelligent life on other planets.

— Pat Buckley

Intelligent life on other planets? I'm not even sure there is on earth!

— Albert Einstein

[My study of the universe] leaves little doubt that life has occurred on other planets. I doubt if the human race is the most…

— Harold Urey

Personally, I don't think there's intelligent life on other planets. Why should other planets be any different from this one?

— Bob Monkhouse

It's overwhelmingly likely that life exists on other planets.

— Paul Horowitz

Theoretically, there are planets with an environment that can support life. As yet there is no evidence that there indeed is life on other…

— Rakesh Sharma

Only when science and technology are used with human concern in a world in which all of the earth's resources are held as the…

— Jacque Fresco

Is there intelligent life on Earth?

— Frank Drake

I do believe there's life other than on our planet.

— Forest Whitaker

The discovery and investigation of life on other planets is likely to change many of our ideas about how life arose on the Earth…

— George Smoot

If this is the only planet on which not only life, but intelligent life, has arisen, that would be very unusual.

— Seth Shostak

I'd bet almost anything that life from another planet, if formed independently from life on Earth, would be more different from all species of…

— Neil deGrasse Tyson