telegraphy well fixed in his mind, for this will set up the right
conception of the working of ordinary telepathy, without the necessity of
complicated technical diagrams and descriptions.

And, now then, let us see what results from the sending forth and
receiving of these mental and emotional waves of force and energy. It is a
most interesting subject, I assure you. While the phenomena of the astral
plane is probably more fascinating to the average student, I would impress
upon you the importance of mastering the occult phenomena of the physical
plane, before passing on to that of the higher planes.

In the first place, as all occultists know, each person is constantly
surrounded with what has been called an "atmosphere" composed of mental
and emotional vibrations which are emanated from his personality. The
atmosphere of each person depends upon the general character of the
thoughts and feelings of the person in question. Consequently, as no two
persons are precisely alike in character, it follows that no two personal
atmospheres are exactly alike. Each person has a psychic atmosphere of his
or her own. These atmospheric vibrations do not extend very far from the
presence of the person, and, consequently affect only those coming near to
him.

In the same way, every group or crowd of persons has its own psychic
atmosphere, composed of a blending of the individual psychic atmospheres
of the persons composing the crowd, group or assemblage, and representing
the general average of the thought and feelings of the crowd. There are no
two group atmospheres exactly alike, for the reason that no two groups of
persons, large or small, are exactly alike. Actors know that each audience
which they face has its own psychic atmosphere, and the actors are
affected by it. Preachers, lawyers, and speakers in general are quite