5. But unless he has it from the Lord no human being can possibly know that this is the situation. By way of introductory remarks therefore it can be disclosed that in the Lord's Divine mercy I have been allowed constantly and without interruption for several years now to share the experiences of spirits and angels, to listen to them speaking and to speak to them myself. I have been allowed therefore to hear and see astounding things in the next life which have never come to any man's knowledge, nor even entered his imagination. In that world I have learned about different kinds of spirits, about the state of souls after death, about hell (the miserable state of people who do not have faith), about heaven (the very happy state of those who do have faith), and above all else about the doctrine of the faith that is acknowledged in the whole of heaven. In the Lord's Divine mercy more will be told about these matters in what follows.