Some people feel guilty about their anxieties and regard them as a defect of faith but they are afflictions, not sins. Like all afflictions, they are, if we can so take them, our share in the passion of Christ.
The C. S. Lewis Signature Classics (8-Volume Box Set): An Anthology of 8 C. S. Lewis Titles: Mere Christianity, The Screwtape Letters, Miracles, The ... The Abolition of Man, and The Four Loves