We've all made mistakes, they are not toxic and evil.
That was my decision, so I have to be responsible for that. It was one of the biggest mistakes of my life and I don't have a good reason for why I wanted to come back, I don't have a good reason for doing it all.
Made plenty of mistakes along the way - all of which I am truly sorry.
I am flawed, deeply flawed. I didn't invent the [doping] culture but I didn't try to stop the culture and that's my mistake, and that's what I have to be sorry for.
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