Jalopnik has a nice article regarding Ayrton Senna in 1993. Unfortuntaltely it does not have in car footage of his legendary qualiyfing lap and or his press conference after but it does have
A transcript of maybe the most famous words Senna ever spoke
I was already on pole, then by half a second and then one second and I just kept going. Suddenly I was nearly two seconds faster than anybody else, including my team mate with the same car. And suddenly I realised that I was no longer driving the car consciously. I was driving it by a kind of instinct, only I was in a different dimension. It was like I was in a tunnel. Not only the tunnel under the hotel, but the whole circuit was a tunnel. I was just going and going, more and more and more and more. I was way over the limit, but still able to find even more.
TED Talks has a lecture redgarding the state of mind Senna was in during those magical laps