It usually rains where it’s already wet.
More German Proverbs:
Lazybones take all day to get started.German
Good wine is milk for the aged.
German
Noble and common blood is of the same color.
German
He who gives quickly, gives doubly.
German
An empty sack will not stand upright.
German
Nothing looks so like a man of sense as a fool who holds his tongue.
German