Babies are born, grow old, and die, but as they do they pass along the same old rotten sinful nature to their children. Here, junior, a little present from dad. Sin is a constant in the human race, and so certain patterns of behavior are predictable. Granted, the trappings of sin change with the seasons, but the perverse essence of sin remains. No, we prefer acts of supererogation that are manifestly more hip .
Real godliness is hard work, a fact that Scripture illustrates with a number of metaphors.
With such a big job facing us it is no marvel we are tempted to fake it. So each pocket of Christians establishes their own extra-biblical criteria they use to identify godliness. Though we are quick to distinguish ourselves from the other fools, our real differences are only paint deep. The pietists prefer green, while we've chosen a darker hue. But like faux marble in a half-rate hair salon, we all flaunt our counterfeit godliness.