final statement of the two principles of justice

First principle
Each person is to have an equal right to the most extensive total system of equal basic liberties compatible with an similar system of liberties for all.

Second principle
Social and economic inequalities are to be arranged so that they are both:
a) to the greatest benefit of the least advantaged, consistent with the just savings principle, and
b) attached to offices and positions open to all under conditions of fair equality of opportunity.

First priority
Priority of liberty

Second priority
Priority of justice over efficiency and welfare

A Theory of Justice, revised edition, p266.