Acknowledge Quote by Steven M. Greer

Human beings have long wondered whether they are alone in the universe.

— Alan Stern

Sometimes I think we're alone in the universe, and sometimes I think we're not. In either case the idea is quite staggering.

— Arthur C. Clarke

With the arrival of humans, it has been said, the universe has suddenly become conscious of itself. This, truly, it the greatest mystery of…

— Vilayanur S. Ramachandran

"Are we alone in the universe?" This is a question which goes back to the dawn of history, but for most of human history…

— Paul Davies

If we knew we were not alone in the universe it would have a very, very deep impact on our worldview, on our understanding…

— Paul Davies

It's impossible that we're alone in the universe. Every time we think we're more special than others, we're proven wrong.

— Nathan Myhrvold

The Eerie Silence: are we alone in the universe?

— Paul Davies

We are not alone in the universe. They have been coming here for a long time...

— Edgar Mitchell

Human race is all over universe. We are not alone.

— Ashwani Kumar Ojha

You're the answer to are we alone in the universe?

— Jonathan Kent

The universe is almost 14 billion years old, and, wow! Life had no problem starting here on Earth! I think it would be inexcusably…

— Neil deGrasse Tyson

It's always interesting just to see how the human mind is relating to the natural universe, and what we try to make of it…

— Neil deGrasse Tyson