5. Ways of Knowing the Eternal Powers of the Human Soul

I said that it does not depend on the truth content of what one places in consciousness. It does not matter whether you place something external, something depicted, in your consciousness, but it does matter what the inner activity is; it matters that the soul carries out the activity with particular effort, lives in an elevated effort of will, and in doing so exercises the activity that is necessary to place a single idea at the center of consciousness, to hold it for a longer period of time, even if only for minutes.