Pete Sampras ended his career with 14 Grand Slam men's singles titles, but if rival Pat Rafter's words are anything to go by, the American's greatness transcends his on-court achievements.

Pete Sampras is possibly on the verge of making history, and you don't care. Don't feel bad. No one else does either. You can make the argument Sampras is the greatest tennis player of all time.

Pete Sampras was one of the greatest players to ever take the court, racking up 14 Grand Slam wins, 286 weeks at No. 1 and six consecutive year-end No. 1 finishes. Every great athlete needs a ...