The title for this post is drawn from the title of Millar Erickson's 2009 book dealing with the subordination debate. The word "Trinity" does not appear in the Bible, so how important is this doctrine? Listen to this discussion from a decade ago between Tim Keller, John Piper, and Don Carson. This YouTube clip is only 17 minutes and emphatically these scholars agree, the Trinity is an indispensable doctrine in the Bible! https://www.youtube.com/watch?v=aTToBMda3VE