reading and thinking. This is most often a gradual process. The scattered ideas
may be but vaguely connected at first, but more and more they concentrate and
take on a single form until at length one strong idea seems to grasp the soul
with irresistible force, and to cry aloud, 'Arise, I am your _theme_!
Henceforth, until you transmute me by the alchemy of your inward fire into vital
speech, you shall know no rest!' Happy, then, is that speaker, for he has found
a subject that grips him.
"Of course, experienced speakers use both methods of selection. Even a reading
and reflective man is sometimes compelled to hunt for a theme from Dan to
Beersheba, and then the task of gathering materials becomes a serious one. But
even in such a case there is a sense in which the selection comes by
development, because no careful speaker settles upon a theme which does not
represent at least some matured thought."[10]
_Deciding on the Subject Matter_
Even when your theme has been chosen for you by someone else, there remains to
you a considerable field for choice of subject matter. The same considerations,
in fact, that would govern you in choosing a theme must guide in the selection
of the material. Ask yourself--or someone else--such questions as these:
What is the precise nature of the occasion? How large an audience may be
expected? From what walks of life do they come? What is their probable attitude
toward the theme? Who else will speak? Do I speak first, last, or where, on the