Who said "Discipline separates the living from the dead."?

This quote is attributed to Stick.

Discipline separates the living from the dead. - Stick

"Discipline separates the living from the dead."

Stick Work

"A man without sight sees more than most men with eyes."

"Your blindness is not a weakness. It is a gift."

"The mind is sharper than the blade."

"Fear is the enemy of progress."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."