Is this a generation thing ?

For many years I thought my father was making up witty sayings and little one liners until I heard some old recordings of ITMA and realised he was recycling radio programmes.

Manchester born and remember, neither use nor ornament, and being a snotty nose little kid if misbehaving Wooden hills, wood in the hole, better door than a window, not as green as cabbage looking

D'ya cum from Waarsup. (Warsop)
meaning you've left the door open!