Read it through once

She was just recovering from one of these attacks when she was prevailed upon to escort Miss Crocker to a lecture, and in return for her virtue was rewarded with a new idea. It was a People's Course, the lecture on the Pyramids, and Jo rather wondered at the choice of such a subject for such an audience, but took it for granted that some great social evil would be remedied or some great want supplied by unfolding the glories of the Pharaohs to an audience whose thoughts were busy with the price of coal and flour, and whose lives were spent in trying to solve harder riddles than that of the Sphinx.