Henry Edward Krehbiel,
How to Listen to Music, 7th ed
“ In both forms recitative is the vehicle for promoting the action of the play, preparing its incidents, and paving the way for the situations and emotional states which are exploited, promulgated, and dwelt upon in the set music pieces. Its purpose is to maintain the play in an artificial atmosphere, so that the transition from dialogue to song may not be so abrupt as to disturb the mood of the listener. ”
