When I decided to go for four gold medals I planned it out over a few years. It was in four different events and there was a lot to it.

Whether I'm 40, 50 or 60, I'm going to be as physically strong as I am able.

My life isn't interesting! It's my mom. You need to write her life and put me in it. I'm a cameo in her life.

By carrying the torch, you will be bridging cultural and social barriers, and all the boundaries that separate nation from nation.

Countries like Jamaica do not have a random program, so they can go months without being tested. I'm not saying anyone is on anything, but everyone needs to be on a level playing field.

Any press is good press. So keep on ragging me.

I always separated sports and my personal life.