This site collects the best insights I've come across in my reading of the great works of Christian spirituality from across the millenia and today
The surest source of destruction to men is to obey themselves. John Calvin, Institutes of the Christian Religion, Volume 2
Can you do too much of the spiritual disciplines?
Feelings are lousy leaders. I don’t follow feelings. But they are excellent windows into the truth of our heart if we’re willing to look into them. John Coe, Introduction to Spiritual Formation
Spener gives some guidelines on how the training of pastors should be reformed
Philipp Spener gives five guidelines for correcting heretics
My attempt at articulating the gospel message in a way that naturally leads to discipleship.