July 1999: "I have been on my deathbed, and I'm not stupid. I can emphatically say I am not on drugs."
Dec 2000: "We are completely innocent. We run a very clean and professional team that has been singled out due to our success … Before this ordeal I had never heard of [the performance-enhancing drug Actovegin]."
Jan 2001: "The simple truth is that we outwork everyone. But when you perform at a higher level in a race, you get questions about doping."
Jan 2004: "I have never had a single positive doping test, and I do not take performance-enhancing drugs."
July 2004: "We're sick and tired of these allegations and we're going to do everything we can to fight them. They're absolutely untrue."
Aug 2005: "I have never doped. I can say it again, but I've said it for seven years."
Aug 2005: "Why would I enter into a sport and then dope myself up and risk my life again? That's crazy. I would never do that. No way."
Nov 2005: "How many times do I have to say it? … Well, it can't be any clearer than 'I've never taken drugs.'"
July 2010: "As long as I live, I will deny it. There was absolutely no way I forced people, encouraged people, told people, helped people, facilitated. Absolutely not. One hundred percent."
Jan 2011: "If you're trying to hide something, you wouldn't keep getting away with it for 10 years. Nobody is that clever."
May 2011: "Twenty-plus-year career, 500 drug controls worldwide, in and out of competition. Never a failed test. I rest my case."
June 2012: "I have never doped … I have competed as an endurance athlete for 25 years with no spike in performance, passed more than 500 drug tests and never failed one."
Jan 2013: "All the fault and all the blame here falls on me. I viewed this situation as one big lie that I repeated a lot of times. I made my decisions. They are my mistakes, and I am sitting here today to acknowledge that and to say I'm sorry for that."