Worldliness today

"Worldliness" -- something that the Bible warns Christians about (Rom. 12:2 and 1 John 2:15-17) -- is often very hard to detect precisely because it's just a part of the world (of ideas, values, practices) that we inhabit (almost unconsciously). That means Christians and churches need to be especially diligent and vigilant, habitually applying Scripture as the standard and filter for our beliefs, practices and values. (Here's one potential example: in the Bible, the younger are habitually called upon to defer to the older...but in popular, contemporary Christianity, which group is more influential?) The motto of the Protestant Reformation is still important: '...the church always being reformed/renewed by the Word of God...'