I THOUGHT THEY WERE GOING TO YELL AT ME—BUT THEY KNELT DOWN INSTEAD I was trying to fix it myself. My bike chain popped off—again—and

I had been trying to fix it on my own. The bike chain had slipped off—again—and I didn’t have the right tools to fix it properly. So there I was, crouched at that little repair post near the park, acting like I knew exactly what I was doing. My hands were covered in grease,