Here are some encouragements and challenges from the past.
The monk Columba sailed from Ireland, with 12 companions, and after a perilous journey landed on the island of Iona in 563. He founded a monastery there to train young men for the evangelisation of the North Picts.
The Thirty-Nine Articles, defining the position of the Church of England, were sanctioned by Convocation in 1563. Historically, all clergy in the Church of England have been required to subscribe to them.