My own life has in some ways been a decades-long tour of the sibling experience. I have full sibs, I have half-sibs, and for a time I had step-sibs. – Jeffrey Kluger
There arent a lot of ironclad rules of family life, but heres one: No matter how much your parents deny it – and heres betting they deny it a lot – they have a favorite child. And if youre a parent, so do you. – Jeffrey Kluger

