Yes! There's a particular language the Angels use. I had to learn it to be able to succeed in my Journey back home. So those at the Church taught me to help prepare me.

[She's never had someone really ask about it before. Everyone back home knew of the Journey and her role in undertaking it. Or at least, they knew what the Church told them. She isn't sure if perhaps there aren't Angels back home where Eustace is from or something.]