"i give you my heart" (sometimes called "lord, i give you my heart" or "this is my desire") is a 1995 song by reuben morgan, who wrote both the music and the lyrics. the lyrics are about giving god the entirety of oneself. the song is widely used in congregational singing, particularly within evangelicalism. "i give you my heart" is a devotional song , part of the contemporary worship music genre, and also a slow ballad.