Molloy, Michael. The Christian Experience: An Introduction to Christianity. 布魯姆斯伯里出版社. 6 April 2017. ISBN 978-1-4725-8285-0(英語). In Europe, Christians were convinced that God wanted them to bring the whole region back into the originally Christian fold. Their motto was Deus vult (God wills it).
Manuscripts of Gesta Francorum variously have Deus le volt, Deus lo vult, as well as the "corrected" forms Deus hoc vult and Deus vult. Hagenmeyer (1890) cites Barth: "Barbaro-latina vulgi exclamatio vel et tessera est. Videri autem hinc potest, tum idiotismum Francicum propiorem adhuc fuisse latine matrici".