Read it through once

She always used to take his arm on these occasions; now she did not, and he made no complaint, which was a bad sign, but talked on rapidly about all sorts of far-away subjects, till they turned from the road into the little path that led homeward through the grove. Then he walked more slowly, suddenly lost his fine flow of language, and, now and then, a dreadful pause occurred. To rescue the conversation from one of the wells of silence into which it kept falling, Jo said hastily,--