Who said "The only certain knowledge is that of our own ignorance."?

This quote is attributed to Socrates.

The only certain knowledge is that of our own ignorance. - Socrates

"The only certain knowledge is that of our own ignorance."

Socrates Knowledge

Philosopher Ancient Greek 470–399

"The only true wisdom is in knowing you know nothing."

"To find yourself, think for yourself."

"The unexamined life is not worth living."

"Wonder is the beginning of wisdom."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."