Thievery and lying are kissing cousins.
More German Proverbs:
The heaviest baggage for a traveller is an empty purse.German
Revenge of an hundred years old hath still its sucking teeth.
German
What the lion cannot, the fox can.
German
An egg is an egg, said the beadle, but he took the goose-egg.
German
Never trust to another what you should do yourself.
German
Nothing should be done in haste but gripping a flea.
German