Who said "Nothing is so unbelievable as an obvious fact."?

This quote is attributed to Plutarch.

Nothing is so unbelievable as an obvious fact. - Plutarch

"Nothing is so unbelievable as an obvious fact."

Plutarch Truth

Historian Biographer Greece (Chaeronea) 46–120

"The mind is not a vessel to be filled, but a fire to be kindled."

"What we achieve inwardly will change outer reality."

"Be kind and merciful. Let no one ever come to you without leaving better and happier."

"Know thyself."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."