A quivering grid of afternoon sunlight shifts across the polished hardwood floor of a long narrow room. But for the drowsy hum of the air conditioner, all is silence and stillness, an ambience ideally conducive to the reception and refinement of clear thought. Immersed in scholarly retreat, an owlish old man with a malodorous rucksack occupies an armchair. Students stretch out on sofas; others...
