" Knox spent a while in England, trying to push Cranmer to speed up his Reformation, but when ‘Bloody’ Mary came to the throne, he left for Geneva. For Knox, Geneva was paradise: ‘the most perfect school of Christ that ever was in the earth since the days of the apostles’, he called it. It got him dreaming of what his native Scotland could be like. "

― Michael Reeves , The Unquenchable Flame: Discovering the Heart of the Reformation