Guileless and without vanity, we were still in love with ourselves then. We felt comfortable in our skins, enjoyed the news that our senses released to us, admired our dirt, cultivated our scars, and could not comprehend this unworthiness. (2.4.40)
Innocence means different things to different characters in the novel. For Frieda and Claudia it means not allowing someone else's harsh words to interfere with their own sense of worth. This is refreshing example of how innocence can be constructive and helpful.