If you are wise you won't be deceived by the innocent airs of those whom you have once found to be dangerous.
Clumsy jesting is no joke.
Appearances often are deceiving.
It is easy to despise what you cannot get
Those who voluntarily put power into the hands of a tyrant ... must not wonder if it be at last turned against themselves.
In serving the wicked, expect no reward, and be thankful if you escape injury for your pains.