When you bargain with a fox, beware of tricks.
More Latin Proverbs:
Build but one nest in one tree.Latin
A good thing is esteemed more in its absence than in its enjoyment.
Latin
No man is impatient with his creditors.
Latin
Desire of glory is the last garment that even wise men put off.
Latin
Wealth lightens not the heart and care of man.
Latin
His presents conceal a baited hook.
Latin