Voltaire's furies, Diderot's indigestions, Rousseau's nauseous amours, and the odd tricks and shifts of the whole of them and their company, offered ready material for the boisterous horseplay of the transcendental humourist.

We climbed a flight of old stone steps, for generations the playground of little children, and found a ruined church, and a battalion in billets, recreating themselves with excellent music and a little horseplay on the outer edge of the crowd.