If the well being of two lovers is intimately tied up with each other"s, it is hard to see how they can have robust concern for each other. (36) : critique on nozick"s we". Two different sets a problem of identity: beliefs i have about me are different than beliefs you have about me. (ex. When i say i love you, you hear you love me. different in the perspective has changed changes content, reverts back to #1) I have some beliefs that you don"t have (and vice versa) (39) Robust concern: x desires for y that which is good for y, x desires this for y"s own sake, and x pursues y"s good for y"s benefit and not for x"s (a corollary: sometimes at possible loss to x) . Need to be concerned for their sake, not your own; robust concern is best defined as the opposite as selfish love.