Plea of Chrysipus and Partner Against Phormio (51-52)

For you hold that such people not only wrong those who do business with them, but also do a public injury to your mart; and you are right in holding this view. For the resources required by those who engage in trade come not from those who borrow, but from those who lend; and neither ship nor shipowner nor passenger can put to sea, if you take away the part contributed by those who lend.

In the laws there are many excellent provisions for their protection. It is your duty to show that you aid the laws in righting abuses, and that you make no concession to wrongdoers, in order that you may derive the greatest possible benefit from your market. You will do so, if you protect those who risk their money, and do not allow them to be defrauded by monsters such as these.

I have said all that it was in my power to say. But I am ready to call another of my friends, if you so bid.