Saying and doing are two things.
More German Proverbs:
Scratching and borrowing do well enough, but not for long.German
He who cries today that he has no bread will cry again tomorrow because he isn't hungry.
German
Free man, free goods.
German
Abroad one has a hundred eyes, at home not one.
German
Don't reckon without your host.
German
Set a beggar on horseback, and he'll ride to the Devil.
German