Love and Other Impossible Pursuits : Who says you have to love your step-child? Wouldn't you dislike a precocious five-year-old who corrected your French pronunciation, and who calculated your Body Mass Index when you were halfway through a piece of cheesecake? Does that make you a 'wicked stepmother'? Even if you feed him dairy products while he's lactose intolerant? Even if you push him (accidentally) into the pond in Central Park? How far do you have to go before it starts to be right?