He produced his remarkable output in four hours a day - he found it too exacting to do more - in the mornings, with afternoons and evenings often spent walking or listening to records. He listened a lot to classical music, both live and recorded, and was a keen hill-walker.
Siya sa kanyang ginawa pambihira output sa apat na oras sa isang araw - siya natagpuan ito masyadong mahirap na gawin mas - sa Mornings, na may afternoons at gabi madalas na nagastos naglalakad o pakikinig sa mga talaan. He listened ng isang pulutong sa klasiko musika, parehong nakatira at naitala, at noon ay isang masigasig hill-panlakad.