A few years ago I was in Oxford city centre on a busy Saturday. As I queued for a cashpoint there was a commotion next to me. A young man of about 20 had started foaming at the mouth and seemed to be on the verge of an epileptic fit. He fell towards the pavement and people around cradled him as he went down, making sure he didn’t hit his head. They put him into the recovery position and tried to help him.
Within a few minutes he came round, and, apparently unaware of what happened, got up looking embarrassed, brushed off his clothes, and disappeared into
