You've got to stick at a thing, a particular thing, until you succeed. I feel that's the only way to succeed - by concentrating on something in particular. Once you know what you've got to do you will succeed, you will succeed.

I don't concentrate on things I can't do. I do what I can do.

My salvation was a free gift. I didn't have to work for it and it's better than any gold medal that I've ever won.

I realized from a very early age that God gave me a gift, and that gift was to run, and I wanted to use it to the best of my ability.

You've got to stick at a thing, a particular thing, until you succeed. I feel that's the only way to succeed - by concentrating on something in particular. Once you know what you've got to do you will succeed, you will succeed.

Everything I did that required effort, I opened my mouth. Even to catch a ball, I opened my mouth.

My favourite event was the 200m, so as I won the 100m, I thought it was possible I'd win the 200m.