If you can't pay for a thing, don't buy it. If you can't get paid for it, don't sell it.
There's many witty men whose brains can't fill their bellies.
Eat not to dullness, drink not to elevation.
Nature performs the cure, the physician takes the fee.
Any fool can criticize, condemn and complain - and most fools do.
Little rogues easily become great ones.