In my own case, I had to train myself out of that phony smile, which is like a nervous tic on every teenage girl. And this meant that I smiled rarely, for in truth, when it came down to real smiling, I had less to smile about. My 'dream' action for the women's liberation movement: a smile boycott, at which declaration all women would instantly abandon their 'pleasing' smiles, henceforth smiling only when something pleased them.
THE DIALECTIC OF SEX: THE CASE FOR FEMINIST REVOLUTION (ed. 1970)