Mike Riley has touched squarely on a pet peeve of mine when in U.S. churches.
Thus, it is indeed needful for the church in the 21st century to show the same enthusiasm in worship as God’s people did in ancient days. The cold, heartless, and ritualistic worship that we see in many congregations of the Lord’s people today, needs to be replaced with some heartfelt “Amen” at important points in heartfelt sermons and at the conclusion of heartfelt prayers.
Not just because I’m used to Brazilians amens all the time, even in the staid Paulista churches, compared to the Minas and northeastern fervor. But because it’s biblical. In this day and age when the byword is participatory worship, we need the amens.
Go read his entire article, with biblical references.