Locks and keys are not made for honest fingers.
More German Proverbs:
Forbidden fruit is sweet.German
All freight lightens, said the skipper, when he threw his wife overboard.
German
Fools rush in where angels fear to tread.
German
Repentance is the heart's medicine.
German
Not every one may pluck roses.
German
Light is light, though the blind man see it not.
German