I remember nothing about it except a philological fact. My mother said nothing about the dragon, but pointed out that one could not say 'a green great dragon', but had to say 'a great green dragon'. I wondered why, and still do. The fact that I remember this is possibly significant, as I do not think I ever tried to write a story again for many years, and was taken up with language.
The History of the Hobbit: Mr. Baggins (ed. 2006)