Better to be a cuckold and not know it than to not be one and everybody say so.
More Scottish Proverbs:
If the Devil were dead, folk would do little for God's sake.Scottish
Slippery is the flagstone at the mansion-house door.
Scottish
The Devil's a busy bishop in his own diocese.
Scottish
False friends are worst than bitter enemies.
Scottish
Open confession is good for the soul.
Scottish
The best mirror is a friend's eye.
Scottish