A favourite armchair, a soft blanket, a mug of tea and a book you can’t put down – a reading nook is one of those corners of the home we return to most willingly. But even the comfiest chair fails the test if you have to squint at the pages after dark. The heart of a cozy corner is light: aimed at the book, warm in tone and easy to dim when all you want is to unwind. Here’s how to arrange a reading nook and pick a lamp for it that won’t tire your eyes.