Frequently we do not leave the past behind. We clasp on to it. We dissect it, and let fears for the future, tempered by the past, unconsciously prevent us from taking up the task eternal.
Sacred space is by definition liminal space. Because we are not in control and not the center, something genuinely new can happen. Here we are capable of seeing something beyond self-interest, self-will, and security concerns. True sacred space allows alternative consciousness to emerge.