Similar quotesOnly two things are infinite, the universe and human stupidity and I'm not sure about the former.
Albert Einstein 
Two possibilities exist: Either we are alone in the Universe or we are not. Both are equally terrifying.
Arthur C. Clarke 
The universe is a pretty big space. It's bigger than anything anyone has ever dreamed of before. So, if it's just us, seems like an awful waste of space, right?
Carl Sagan 
Once you can accept the universe as matter expanding into nothing that is something, wearing stripes with plaid comes easy.
Albert Einstein 
The universe is not required to be in perfect harmony with human ambition.
Carl Sagan 