anger, unless it be from this force and these mental feelings?

In such passions, therefore, which we would represent as true copies of
real ones, let us be ourselves like those who unfeignedly suffer, and
let our speech proceed from such a disposition of mind as that in which
we would have the judge be. Will he grieve who hears me speak with an
expressionless face and air of indifference? Will he be angry when I,
who am to excite him to anger, remain cool and sedate? Will he shed
tears when I plead unconcerned? All this is attempting impossibilities.
Nothing warms nor moistens but that which is endued with the quality of
heat or moisture, nor does anything give to another a color it has not
itself. The principal consideration, then, must be that we, ourselves,
retain the impression of which we would have the judges susceptible, and
be ourselves affected before we endeavor to affect others.


THE POWER OF MENTAL IMAGERY

But how shall we be affected, the emotions or passions being not at our
command? This may be done by what we may call visions, whereby the
images of things absent are so represented to the mind that we seem to
see them with our eyes and have them present before us. Whoever can work
up his imagination to an intuitive view of this kind, will be very
successful in moving the passions.

If I deplore the fate of a man who has been assassinated, may I not
paint in my mind a lively picture of all that probably happened on the
occasion? Shall not the assassin appear to rush forth suddenly from his
lurking place? Shall not the other appear seized with horror? Shall he
not cry out, beg for his life, or fly to save it? Shall I not see the