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

This quote is attributed to Christopher Peterson.

The only true wisdom is in knowing you know nothing. - Christopher Peterson

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

Christopher Peterson Knowledge

Psychologist American 1950–2012

"Other people matter."

"The good life is not a static state. It is a direction."

"What you do with your life is up to you. Fish for trout, accept it."

"Positive psychology takes seriously the fact that people want more than just to not be miserable."

"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."