"For having nothing to prove nor nothing to gain," he said. "To fight for what it is without reason, without greed, just for the passion to step once again in the arena and be an inspiration for a future generation of great fighters. To prove that age is only a handicap for the soft ones. And above all, because I love it."
Appearing on Fox Sports Live, UFC president Dana White was amenable to discussing it.
"He's got my phone number," said White. "If Renzo wants to fight, Renzo can call me."