Denard Robinson wasn't exactly outspoken when he played quarterback for Michigan. The one thing he did say that raised eyebrows was claiming he could beat Usain Bolt in the 40-yard dash.
Robinson: 40 time will either open or close NFL eyes
Robinson has run the 100 meters in 10.3. He ran the 60-meter dash in 6.81. Both times border on world-class speed. But it will be his 40-yard dash time