eaking, one may always regard as
identical the results produced by one or other of any two things: “You
are about to decide, not about Isocrates alone, but about education generally,
whether it is right to study philosophy.”Isoc. 15.173. And,
“to give earth and water is slavery,” and “to be
included in the common peaceThe peace
concluded between the Greeks （although the Lacedaemonians held
aloof） and Alexander the Great after the death of Philip of
Macedon （336 B.C.）. implies obeying
orders.” Of two alternatives, you should take that which is useful.
Another topic is derived from the fact that the
same men do not always choose the same thing before and after, but the contrary.
The following enthymeme is an example: “If, when in exile, we fought
to return to our country [it would be monstrous] if, now that
we have returned, we were to return to exile to avoid fighting”!Lys. 34.11.