Quote by Émile Gaboriau

“Proof is better than said.”

— Jennifer Lim

“In the absence of proof, you believe.”

— William Kent Krueger

“The very best proof that something can be done is the fact that others have already done it.”

— Brian Tracy

“...people always manage to 'prove' what they want to believe; they'd be just as well off if they tried to prove the opposite.”

— Amin Maalouf

“There is no proof great enough to prevent doubt. Ir you base your belief on proof, sooner or later you will sink!”

— Michael Card

“...nothing is true that cannot be proven--and therefore, it's not true.”

— Halldór Laxness

“I don't know. A proof is a proof. What kind of a proof? It's a proof. A proof is a proof, and when you…

— Jean Chrétien

“I shouldn't need proof, but proof can be very reassuring.”

— Rainbow Rowell

“Prove it to me and I still won't believe it.”

— Douglas Adams

A proof is that which convinces a reasonable man; a rigorous proof is that which convinces an unreasonable man.

— Mark Kac

“The proof comes after belief, not before.”

— Amar Ochani

“Nothing is more convincing than self-belief...”

— Gino Norris