Take not your sickle to another man’s corn.
More Danish Proverbs:
Deceit is in haste, but honesty can wait a fair leisure.Danish
He that drinks beer, thinks beer.
Danish
A beautiful face is admired even when its owner doesn't say anything.
Danish
Better one cow in peace than seven in trouble.
Danish
An empty cellar makes an angry butler.
Danish
Let every bird sing its own note.
Danish