With the ferrule of his walking-stick Denis began to scratch the boar's long bristly back. The animal moved a little to bring himself within easier range of the instrument that evoked in him such delicious sensations; then he stood stock still, softly grunting his contentment. The mud of years flaked off his sides in a gray powdery scurf. "What a pleasure it is," said Denis, "to do somebody a kindness. I believe I enjoy scratching this pig quite as much as he enjoys being scratched. If only one could always be kind with so little expense or trouble...

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