Related:

• You will gain money by an illegal action.
• You will gain money by an illegal or immoral action.
• You will receive money for nothing, and your chicks for free.
• Pardo's Postulates 1) Anything good is either illegal, immoral, or fattening.
  2) The three faithful things in life are money, a dog, and an old woman....
• Anything free is worth what you pay for it.