Who said "Keep your eyes on the prize."?

This quote is attributed to Eminem.

Keep your eyes on the prize. - Eminem

"Keep your eyes on the prize."

Eminem

Hip Hop Rapper American Born 1972 (age 54)

"You can make anything you set your mind to be real."

"Everybody has a specific thing they do, and they do it great."

"I am whatever you say I am."

"The only thing you can count on is yourself."