Equality. Furthermore, the expression “advantages and disadvantages” supposes there is a norm of equality by which to measure disadvantages. Although it is difficult to agree on the precise meaning of “social justice” I take that to most of us it implies, among other things, equality of the burdens, the advantages, and the opportunities of citizenship. Indeed, I take that social justice is intimately related to the concept of equality, and that the violation of it is intimately related to the concept of inequality.
This definition expresses a whole ideology: that equality is good and ought to be enforced. And note what has happened to the word “equality.” In English, equality usually suggests fairness, equity, or the equitable; but what is equitable is often not to give people the same portions, but rather to give what is proportionate to the efforts of each.