A passing thought

There is a threshold in most people's lives which probably slips by unremarked and unnoticed at the time it is crossed. Indeed, I doubt that anyone collates the data needed to identify it, and it's a fairly safe bet that anyone who did, if it is even possible, would be viewed as a rather weird specimen.

Thinking about it further, I suspect some, perhaps most, cross over this threshold, forwards and back again, several times, but eventually it seems inevitable that it will be crossed one final ...