OPC has a good feature article by Alan Strange reprinted from New Horizons, January 2003.

So, then, our problem is discontentment (Phil. 2:14-15). We are not happy with what is happening. We wish that something else were happening. We may wish for money or success or power. Or we may simply wish for heaven on earth now. Whatever it is that we desire, though, we are discontent with what we have.

Beneath our discontentment, our lack of joy, our unhappiness with life, I would argue, is an unhappiness with God. We are not happy with the way he is running the world, the way in which he is unfolding and manifesting his secret will. In short, we question whether or not God is really wise (1 Tim. 1:17). continue reading