The English works of Thomas Hobbes of Malmesbury, Volume 06 (of 11)
Thomas Hobbes · en
It consisteth therefore chiefly in proofs, which are inferences: and all
inferences being _syllogisms_, a _logician_, if he would observe the
difference between a plain syllogism and an enthymeme, which is a
rhetorical syllogism, would make the best _rhetorician_. For all
syllogisms and inferences belong properly to logic, whether they infer
truth or probability. And because without this art it would often come
to pass that evil men, by the advantage of natural abilities, would
carry an evil cause against a good; it brings with it at least this
profit, that making the pleaders even in skill, it leaves the odds only
in the merit of the cause. Besides, ordinarily those that are judges,
are neither patient, nor capable of long scientifical proofs drawn from
the principles through many syllogisms; and therefore had need to be
instructed by the rhetorical and shorter way. Lastly, it were ridiculous
to be ashamed of being vanquished in exercises of the body, and not to
be ashamed of being inferior in the virtue of well expressing the mind.
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CHAPTER II
THE DEFINITION OF RHETORIC.
Rhetoric is that faculty, by which we understand what will serve our
turn concerning any subject to win belief in the hearer.
Of those things that beget belief, some require not the help of art, as
witnesses, evidences, and the like, which we invent not, but make use
of; and some require art, and are invented by us.
The belief that proceeds from our invention, comes partly from the
behaviour of the speaker, partly from the passions of the hearer; but
especially from the proofs of what we allege.
Proofs are, in rhetoric, either _examples_ or _enthymemes_; as in logic,
_inductions_ or _syllogisms_. For an example is a short induction, and
an enthymeme a short syllogism; out of which are left, as superfluous,
that which is supposed to be necessarily understood by the hearer; to
avoid prolixity, and not to consume the time of public business
needlessly.
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CHAPTER III.
OF THE SEVERAL KINDS OF ORATIONS: AND OF THE PRINCIPLES OF RHETORIC.
In all orations, the hearer does either hear only, or judge also.
If he hear only, that is one kind of oration, and is called
_demonstrative_.
If he judge, he must judge either of that which is to come, or of that
which is past.
If of that which is to come, there is another kind of oration, and is
called _deliberative_.
If of that which is past, then it is a third kind of oration,
_judicial_.
So there are three kinds of orations; _demonstrative_, _judicial_, and
_deliberative_.
To which belong their proper times. To the demonstrative, the _present_;
to the judicial, the _past_; and to the deliberative, the _time to
come_.