two men are in a bike race, one is behind, while the other is ahead.  the person behind is looking at the person ahead, and is looking for a way to get in front, the person ahead is working hard to keep his lead.  the person ahead is worried that the person behind him will catch up and take the lead, while the person behind is anxious to get in front of the person ahead.  the person behind seems to have more confidence in winning the race than the person ahead, so he will eventually catch up and win the race.
