by Flammarion, the French astronomer, supplemented with a few
of my own thoughts and collections, will answer the purposes
intended for this book.


[1] ``From `The Unknown.' Published by Harper & Brothers Copyright,
1900, by Camille Flammarion.''


``We may see without eyes and hear without ears, not by unnatural excitement
of our sense of vision or of hearing, for these accounts prove the contrary,
but by some interior sense, psychic and mental.

``The soul, by its interior vision, may see not only what is
passing at a great distance, but it may also know in advance
what is to happen in the future. The future exists potentially,
determined by causes which bring to pass successive events.

``POSITIVE OBSERVATION PROVES THE EXISTENCE OF A PSYCHIC WORLD,
as real as the world known to our physical senses.

``And now, because the soul acts at a distance by some power that belongs
to it, are we authorized to conclude that it exists as something real,
and that it is not the result of functions of the brain?

``Does light really exist?

``Does heat exist?

``Does sound exist?