When he overhears Gloin's insulting assessment of him, his Tookishness rises up in force. He now wants to be thought not completely prosy, but he still wants everything laid out in prose, plain and clear, to supplement the poetry.
As we read through The Hobbit, we will be keeping a close eye on the interaction between the Took and Baggins elements within Bilbo's character. The interplay between these two very different aspects of Bilbo's nature is very complex, and Tolkien will steadily resist bringing it to a simplified