Who said "Leaders are made, not born—and I made myself!"?

This quote is attributed to Yosemite Sam.

Leaders are made, not born—and I made myself! - Yosemite Sam

"Leaders are made, not born—and I made myself!"

Yosemite Sam Leadership

"I'm the meanest, toughest hombre in the whole dang west!"

"You better watch your manners or I'll blow you to smithereens!"

"Ain't nobody gonna outsmart Yosemite Sam!"

"Life's too short to be pushy-footed about things!"

"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"