Read the excerpt from "the treasure of lemon brown.” "sweet lemon? ” greg asked. "yessir. sweet lemon brown. they used to say i sung the blues so sweet that if i sang at a funeral, the dead would commence to rocking with the beat. used to travel all over mississippi and as far as monroe, louisiana, and east on over to macon, georgia. you mean you ain’t never heard of sweet lemon brown? ” "afraid not,” greg said. "what . . happened to you? ” "hard times, boy. hard times always after a poor man. one day i got tired, sat down to rest a spell and felt a tap on my shoulder. hard times caught up with me.” "sorry about that.” how does greg’s attitude toward lemon brown change in this excerpt?