Poetry in Prose.
A lot of famous fantasy books - and even the odd sci-fi one - include poetry. It may be an ancient prophecy, 'Three rings for elven kings...', for example. Or maybe in a song sung in the local tavern.
1) Do you enjoy snippits of poetry in a prose work, or do you feel they are best avoided?
2) Have you ever used some poetry as part of a prose story? Feel free to share an example with us.
3) What is your favourite example of poetry in a prose work from mainstream fantasy and sci-fi?