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: Andrés Segovia Torres, 1st Marquis of Salobreña, known as Andrés Segovia, was a virtuoso Spanish classical guitarist from Linares, Spain. He is regarded as one of the greatest guitarists of all time and the grandfather of the classical guitar.