Certainly.

Further, the very faculty which is the instrument of judgment is not possessed by the covetous or ambitious man, but only by the philosopher?

What faculty?

Reason, with whom, as we were saying, the decision ought to rest.

Yes.

And reasoning is peculiarly his instrument?

Certainly.

If wealth and gain were the criterion, then the praise or [E]blame of the lover of gain would surely be the most trustworthy?

Assuredly.

Or if honour or victory or courage, in that case the judgment of the ambitious or pugnacious would be the truest?