Who said "Leaders face their fears for the sake of others."?

This quote is attributed to Courage the Cowardly Dog.

Leaders face their fears for the sake of others. - Courage the Cowardly Dog

"Leaders face their fears for the sake of others."

Courage the Cowardly Dog Leadership

"Courage, the cowardly dog."

"What's wrong, Muriel?"

"Oh, the things I do for love."

"Stupid Eustace!"

"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"