Read it through once
I think it is because he is studying history. History requires a world of time and bitter hard work when your “education” is no further advanced than the cat's; when you are merely stuffing yourself with a mixed-up mess of empty names and random incidents and elusive dates, which no one teaches you how to interpret, and which, uninterpreted, pay you not a farthing's value for your waste of time. Yes, I think he had to get up at halfpast 11 P.M. in order to be sure to be perfect with his history lesson by noon. With results as follows—from a Calcutta school examination: