And day in and day out, he lectured to us in his droning, remorseless voice on every aspect of human knowledge

And day in and day out, he lectured to us in his droning, remorseless voice on every aspect of human knowledge. At first we had a certain respect for him, but soon we lived in terror of his approach. We tried to hit back at him with clumsy sarcasms and practical jokes."
(a) ‘At first we had a certain respect for him, but soon we lived in terror of his approach." What does this tell us about the narrator and his friends?
(b) What made the narrator and his friends live in terror of Private Quelch’s approach?
© What is meant by the word ‘remorseless’?

(a) This tells us that the narrator and his friends started disliking Private Quelch.
(b) Private Quelch’s habit of showing off his knowledge and correcting publicly the mistakes of his colleagues, so that they were embarrassed made them live in terror of Private Quelch’s approach.
© It means ‘unpleasantly continuous’.