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: Georges Duhamel was a French author, born in Paris. Duhamel trained as a doctor, and during World War I was attached to the French Army. In 1920, he published Confession de minuit, the first of a series featuring the anti-hero Salavin.