6618. Certain spirits boasted that they knew all things. In the Grand Man these spirits bear relation to the memory. But they were told that there are illimitable things which they do not know, nay, that one idea can be filled with illimitable ideas and still appear simple; and also that if their ideas were to be filled with many things every day to all eternity, they could not know even all the general things; and that from this they might conclude how much there is which they do not know. This was also shown them, so that they acknowledged it. An angel spoke with them by changes of state, but they could not understand what he spoke; and then they were told that every change contained illimitable things, which nevertheless were not even noticed by them, for besides not understanding, they were not even affected with them.