Growing up, one step at a time

The training wheels had finally come off and B was pumped to ride his two wheeler around the block. Simone less so but she gamely held the back of the bike, attempting to maintain it in an upright position. The ride began tentatively. Simone struggled to help B along but, as he gained confidence and speed, her hold on the bike naturally loosened. And then, as they rounded the corner for home, he did it; he pedalled on his own as Simone, out of breath, released her hold on the bike. Fly, little bird, fly: your wing feathers grow stronger every day...