Disproving a claim that something exists is often quite difficult, and this difficulty is often mistaken for… — John Allen Paulos

Disproving a claim that something exists is often quite difficult, and this difficulty is often mistaken for evidence that the claim is true...Presented as I am periodically with these and other fantastical claims, I sometimes feel a little like a formally dressed teetotaler at a drunken orgy for reiterating that not being able to conclusively refute the claims does not constitute evidence for them.

p. 95Source: Wikiquote · CC BY-SA 4.0