And if you add training wheels you'll be even less likely to fall off the bike. So why not make training wheels mandatory? Or maybe knee pads? Protective vests?

And if you add training wheels you'll be even less likely to fall off the bike. So why not make training wheels mandatory? Or maybe knee pads? Protective vests? Or just make cycling illegal. Just outright ban it, so people can't get hurt and can't hurt others. Where do you make this arbitrary line?