Packer on Revivals

What are revivals? Here's one way J. I. Packer puts it:

Revivals are "animatings and deepenings of the awareness of God, of the sense of sin, of the knowledge of Christ, and of the evangelical responses of faith, repentance, righteousness, prayer and praise. . . ."

—J. I. Packer, Honoring the People of God: Collected Shorter Writings on Christian Leaders and Theologians (Vancoover: Regent College Publishing, 1999), 56.