Planning, Presiding — and the movement of the Holy Spirit
Here is a prayer I pray every time I have to lead worship (which is not that often). The prayer illustrates what I was trying to get at earlier today, in the first afternoon session, namely that even superb planning can never be a guarantee that the Spirit will not need to cause a mess...
Visual: Year of Grace 2012
Here is a circular, visual liturgical calendar, produced new each year by LTP (a catholic publisher):

