Who said "Money doesn't excite me. My drug was always boxing."?

This quote is attributed to Mike Tyson.

Money doesn't excite me. My drug was always boxing. - Mike Tyson

"Money doesn't excite me. My drug was always boxing."

Mike Tyson

Professional Boxer American Born 1966 (age 60)

"Discipline is doing what you hate to do, but nonetheless doing it like you love it."

"Fear is only in the mind."

"I'm the best ever. I'm the most brutal and vicious, and most ruthless champion there has ever been."

"You must believe in yourself when no one else does."