Contests Quote by Lily Tomlin

It would be selfish to believe that we are the only intelligent life in the universe.

— Kerli

I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.

— Arthur C. Clarke

The chances of human beings being the only intelligent form of life in the universe are so minuscule that it's really kind of crazy…

— Zoltan Istvan

Coming to grips with the reality that our planet is not the only one harboring intelligent life the universe.

— Franklin D. Roosevelt

I don't see why there is no intelligent alien life in the universe.

— Neil deGrasse Tyson

Did you know, throughout the cosmos they found intelligent life forms that play to play? We are the only ones that play to win.…

— Lily Tomlin

[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

Sometimes I think the surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us.

— Bill Watterson

The human race may be the only intelligent beings in the galaxy.

— Stephen Hawking

The surest sign that intelligent life exists somewhere else in the universe is that it has never tried to contact us.

— Young Siddiq Prince

The surest sign that intelligent life exists elsewhere in the universe is that it has never tried to contact us.

— Bill Watterson

I soon became convinced... that all the theorizing would be empty brain exercise and therefore a waste of time unless one first ascertained what…

— Fritz Zwicky