When a merchant talks about sheep he means the hide.
More Swiss Proverbs:
A good spectator also creates.Swiss
It is easier to beat two devils into a child, than one devil out.
Swiss
In a house of gold the clocks are of lead.
Swiss
Avoid those who don't like bread and children.
Swiss
Where it is customary the cow is brought to bed.
Swiss
Marriage is a covered dish.
Swiss