Love and Mr. Lewisham by H.G. Wells

"Work must be done anyhow," said Mr. Lewisham.

But never had the extraordinary advantages of open-air study presented themselves so vividly. Before breakfast he took half an hour of open-air reading along the allotments lane near the Frobishers' house, after breakfast and before school he went through the avenue with a book, and returned from school to his lodgings circuitously through the avenue, and so back to the avenue for thirty minutes or so before afternoon school. When Mr. Lewisham was not looking over the top of his book during these periods of open-air study, then commonly he was glancing over his shoulder. And at last who should he see but -- !