text:  No, no, it was kind of a hard stop. Perkins and I joked it was a little like learning to ride a bike again. When you're on the front of the bike, you realize the tremendous responsibility you have for the safety of the person on the back. Central Park can be like a slalom course. You have to be hyper-vigilant, watching for people cutting across the road, other bikes, pedicabs, horse-drawn carriages, stoplights, and you need to communicate everything...