Quote by Chris Barnhill

The interest I have to believe a thing is no proof that such a thing exists.

— Voltaire

For those who believe, no proof is necessary. For those who don't believe, no proof is possible.

— Stuart Chase

... you could claim that anything's real if the only basis for believing in it is that nobody's proved it doesn't exist!

— J. K. Rowling

That which is provable, ought not to be believed in science without proof.

— Richard Dedekind

We doubt that any facts actually exist. We only have observations and interpretations. Most of the interpretations remain questionable.

— Peter J. Carroll

We have no proof, But if we extrapolate, based on the best information we have available to us, we have to come to the…

— Neil Armstrong

Beyond peace, there is no longer any existence possible.

— Gustav Heinemann

A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof which it furnishes.

— Claude Bernard

A thing that nobody believes cannot be proved too often.

— George Bernard Shaw

I am a great believer rather than the popular scientific way of dealing with things that 'Nothing exists unless you can prove it'. I…

— Anthony Head

You can't prove that something doesn't exist. You can only prove that something does exist.

— John Connolly

For those who believe, no proof is necessary. For those who disbelieve, no amount of proof is sufficient.

— Ignatius of Loyola