It just struck me that, save for particularly memorable stories or especially eye-opening arguments, I do not ‘remember’ most of the books I have read. I can recall which ones I liked and roughly why I liked them, but I cannot recount the plot minutely or repeat all the points made in a non-fiction work. For long I thought this was just me until I came across this quote from Ralph Waldo Emerson: ‘I cannot remember the books I have read any more than the meals I have eaten; even so, they...