could go head to head with the best offensive linemen in the country -- >> r rorter: selected byyhe new york giaia in the second round ofofhe 1993 n ndraft. but was racked by insecurities. >> i think playing the 49ers i had two sacks that game, ten sacks on the season, going to another pro bowl. i was miserable. and i was in my head thinking, i'm not that great. i'm not a good football player. i'm not really enjoying this. and i went and met with somebody who really helped me jusus realiziz hey. yoyore going to be hard on yourself than anybody else. it's up to you to be nice to yourself. you have to stop with the self-doubt. >> reporter: he went on to be a dominating defensive end. a seven-time pro bowler. nfl defensive player of the the all-time record holder for most sacks in a season. >> downfield, broken up -- >> reporter: part of the unrelenting defense thatt took down tom brady and the undefeated new england patriots in super bowl xlii. >> we got confidence. you know, my guys are the best in the world! >> reporter: in 2014, inducted to the nfl hall of fame. but to get to this apex of h