You’ll find plenty of books and materials promising to make you a more effective person. But no attempt to improve your skills or habits will make any difference without the Spirit of God.
You want a meaningful devotional life. You need it. But how can you get it? Dwell: 30 Days with God in the Psalms, will help you lie down in green pastures as the goodness of His Word surrounds you, supports you, and satisfies you.