The beggar’s bag is bottomless.
More German Proverbs:
The higher flood hath always the lower ebb.German
Once upon a time, no time.
German
He who invites storks must have frogs in the house.
German
Beard and cloak do not make one a philosopher.
German
Saying and doing are two things.
German
No one can blow and swallow at the same time.
German