Who said "A leader's job is to make others stronger than himself."?

This quote is attributed to Phil.

A leader's job is to make others stronger than himself. - Phil

"A leader's job is to make others stronger than himself."

Phil Leadership

"You know, kid, you might not be a bad guy. You might not be a good guy either. But you're MY guy."

"Listen, kid. The world's full of people who don't believe in themselves. Don't be one of them."

"You've got the makings of greatness in you, but you've got to take the world seriously."

"Nothing's impossible if you put your heart into it."

"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"