"I hope to have one more boxing match at the age of 55. Given that demographic at the age of 55 to 65, you've got to make a statement with your life. Otherwise, you are just existing."
"It's great to reminisce about good memories of my past. It was enjoyable when it was today. So learning to enjoy today has two benefits: it gives me happiness right now, and it becomes a good memory later."
"The question isn't at what age I want to retire, it's at what income."
"The Olympic Gold medal in 1968 was definitely the highest moment of my career. It was a dream come true. I was a 19-year-old boy, and it was just amazing to be standing on top of the podium and hearing the National Anthem in the background."