The very act of congregational worship is a symbol of unity Ed: Where do your ideas come from when you write? Keith Getty: What a wonderful question. Two things, and both are related to my Irish upbringing. First, my musical childhood was church music, classical music, and whatever influences of Irish “folk” music I imbibed. Second, the young crowd of Presbyterians I grew up with were interested in discussing the Bible and theology and many became pastors. There was a desire in all of us to know Jesus deeply and to help other people know him deeply, and so much…