Who said "A real leader admits when he's wrong, even if it hurts."?

This quote is attributed to Ricky Ricardo.

A real leader admits when he's wrong, even if it hurts. - Ricky Ricardo

"A real leader admits when he's wrong, even if it hurts."

Ricky Ricardo Leadership

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

"I'm not angry, I'm just disappointed."

"Babalú!"

"This is going to be a great show!"

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"