Give a man rope enough and he will hang himself.
More Portuguese Proverbs:
In the long run, the greyhound kills the hare.Portuguese
The man of sense does not hang up his knowledge.
Portuguese
More grows in a garden than the gardener sows there.
Portuguese
When bulls fight, woe to the frogs.
Portuguese
The dog that barks much is never good for hunting.
Portuguese
The swindler readily cheats the covetous man.
Portuguese