Zorbing is the action of travelling downhill inside a large air-cusioned hollow ball.
Now, as Jane Austen so wisely remarks, one half of the world cannot understand the pleasures of the other.
I try to be broad-minded, but I can't help being a bit glad that half the world, at least, does not indulge in the past-time of zorbing.
It would have made my walk up Ivinghoe Beacon yesterday rather less peaceful and scenic.
And would probably have flattened rather a lot of sheep.
Thing Probably Not To Do Today: zorbing. This word comes from orb, meaning sphere, with a z put on the front to make it look crazy and exciting. In this it succeeds admirably. The Latin word orbis means circle or disc.