'Liberty' meant not being subservient or beholden to the feudal nobility and landed aristocracy. It was liberty from the feudal shackles of inferiority. Similarly, 'fraternity' reflects a desire for greater mutuality and reciprocity in social relations. We raise the same issues when we talk about community, social cohesion or solidarity. Their importance to human wellbeing is demonstrated repeatedly in research which shows how beneficial friendship and involvement in community life is to health. 'Equality' comes into the picture as a precondition for getting the other two right.