In which we immerse ourselves in the oft-underestimated magnificence of getting around on our own two feet
—ancient Greek aphorism
I wonder, dear reader, whether you wouldn’t mind trying something out. If it’s safe and convenient, I’d like you to take a few steps. For more of a challenge, try turning a corner, or should the local lay of the land permit, go up or down a slope or a staircase. By all means, break into a run if you’re able and feeling sufficiently energetic. For most of us, unless hampered by injury, disease, or old age, all of this is so easy that we barely need to think about it. If we get the urge to go somewhere, we just go—rarely if ever do we need ...