Even a tin knocker will shine on a dirty floor.
More Irish Proverbs:
What fills the eye fills the heart.Irish
A barrel that contains the wine will retain the drop in its staves.
Irish
A friend's eye is a good mirror.
Irish
Noiseless is the approach of the avenging deities.
Irish
There is no luck except where there is discipline.
Irish
Keep a thing seven years and you'll always find a use for it.
Irish