What were the topic discussed in the dinner table?

From the text:

The subjects discussed, as I have since learned from Mr. Otis, were merely such as form the ordinary conversation of cultured Americans of the better class, such as the immense superiority of Miss Fanny Devonport over Sarah Bernhardt as an actress; the difficulty of obtaining green corn, buckwheat cakes, and hominy, even in the best English houses; the importance of Boston in the development of the world-soul; the advantages of the baggage-check system in railway travelling; and the sweetness of the New York accent as compared to the London drawl. ch 2