You cannot get blood from a stone.
More Darkovan Proverbs:
If blood is spilt on you before breakfast, you will shed blood before nightfall.Darkovan
Good news crawls on its belly; bad news has wings.
Darkovan
It never rains but it pours.
Darkovan
If you are going to steal horses, steal thoroughbreds.
Darkovan
Not all porridge cooked is eaten.
Darkovan
Wear no sword at kinsman's board.
Darkovan