Were everyone to sweep in front of his own house, every street would be clean.
More Dutch Proverbs:
Nothing in haste but catching fleas.Dutch
In time a mouse will gnaw through a cable.
Dutch
He that buildeth upon the highway hath many advisers.
Dutch
Who knows the language is at home everywhere.
Dutch
The cost is high of the honey that must be licked from thorns.
Dutch
He who would catch a rogue must watch behind the door.
Dutch