But blind to former as to future fate, what mortal knows his pre-existent state?
My children cause me the most exquisite suffering of which I have any experience. It is the suffering of ambivalence: the murderous alternation between bitter resentment and raw-edged nerves, and blissful gratification and tenderness. Sometimes I seem to myself, in my feelings toward these tiny guiltless beings, a monster of selfishness and intolerance.