Have you ever thought about how many doors you use daily? asks Bert Cargill of St Monans Gospel Hall. Try counting the number of doors in your house, including cupboard doors you need to open and doors you go through, and the number will soon be doubled. And if you go out and travel anywhere, what about car doors, bus doors, train doors! Doors are almost too common to wonder about, but we would be in trouble without them.
