The first duty towards children is to make them happy. If you have not made them so, you have wronged them. No other good they may get can make up for that.
Bio: John Bodkin Adams was an Irish general practitioner, convicted fraudster and suspected serial killer. Between 1946 and 1956, more than 160 of his patients died in suspicious circumstances. Of these, 132 left him money or items in their wills.