He never lost. Not one match. You can try to describe his quickness, his speed on the court. You can list his honors and titles, including three national championships and the 1980 Bingham Award. You can look to his professional career, which saw him ranked No. 1 in the world. But none of these astonishing things describes Michael’s squash career better than one simple fact: During his four years of intercollegiate play at Harvard, he never lost a match. Not one. Only a foot injury during his junior season prevented him from becoming the first four-time national champion.