From the very start of my career, it was clear to me that achievement was built on discipline.

I received a letter from the Reich Ministry of Sports. They want me to split from Joe Jacobs, my manager since 1928.... I really need Joe Jacobs. I owe all my success in America to him.

Joe Louis is the hardest puncher that I've ever seen... He's a good man. Anyone who plans on beating him had better know what they're doing.

I said to myself, 'You're a man from a humble background, what you didn't learn in school, you'll learn now. Catch up.

From the very start of my career, it was clear to me that achievement was built on discipline.

Just imagine if I would have come back to Germany with a victory. I had nothing to do with the Nazis, but they would have given me a medal. After the war I might have been considered a war criminal.

I had a happy marriage and a nice wife. I accomplished everything you can. What more can you want?