An ounce of practice is worth a pound of preaching.
More Dutch Proverbs:
Nothing so bold as a blind man.Dutch
Set a beggar on horseback, and he don't trot, but gallops.
Dutch
It is pleasant to cut thongs on another man's leather.
Dutch
Even hares pull a lion by the beard when he is dead.
Dutch
Soon ripe, soon rotten; soon wise, soon foolish.
Dutch
With a good name one may easily sin.
Dutch