someone else's good

Is it more beneficial to live justly or unjustly? Which one will make a person happier? According to Thrasymachus and Glaucon, justice does not pay. In other words, they argue that it is better to be unjust and tend to show that immorality has its advantages materialistically. They argue that justice is conventionally established by the strong, in order that the feeble will serve to those interests. Socrates refutes.
Thrasymachus defines justice as the advantage of the stronger, which broken down into simpler terms can suggest that ‘might is right.’ It is a known certainty that the strongest is sure to get what he wants and will get whatever it wants for itself. Therefore, justice means the personal interests of the ruling group or “another’s good.” Moreover, many see justice as having to do with law and order, and if the ruling group makes laws in its’ own interest then whoever violates those laws are punished. Socrates criticizes the def...