What, he says, is Thrasymachus’ definition of justice? Thrasymachus says that he will provide the answer if he is provided his fee. He then says that justice is whatever is in the interest of the stronger party in a given state; justice is thus effected through power by people in power.

What Glaucon and the rest would like Socrates to prove is that justice is not only desirable, but that it belongs to the highest class of desirable things: those desired both for their own sake and their consequences. We only suffer under the burden of justice because we know we would suffer worse without it.

In Book II, Glaucon challenges Socrates to show him that justice is a good in itself, that it allows one to be happy in private, and is more beneficial than doing injustice whether one has the reputation for justice or not, even among the gods.

John Rawls: theory of Justice John Rawls argues that the only way we can arrive at a fair and just rule is if we imagine ourselves to be in a situation in which we have to make decisions about how society should be organised although we do not know which position we would ourselves occupy in that society.

They identified three natural rights of man: the right to life, liberty and property. All other rights were said to be derived from these basic rights.

Liberty and Equality are closely related to each other. There is no value of liberty in the absence of equality. They are the same conditions viewed from different angles. They are the two sides of the same coin.

Answer: Yes, natural needs no longer can be seen as unalterable because: Advancement in medical science has made disabled persons to be efficient to work effectively. Computers even assist to blind persons.