Wiktionary
private judgment
n. Assumption of judgment by individual reason on matters which are not amenable to a lower tribunal than the universal reason of the race.
Usage examples of "private judgment".
Whatever flattery might suggest, the emperor of the East was afraid to establish his private judgment as the standard of equity: in the possession of legislative power, he borrowed the aid of time and opinion.
It was in vain that the oppressed believer asserted the inalienable rights of conscience and private judgment.
The duty of an historian does not call upon him to interpose his private judgment in this nice and important controversy.
But I can tell you that-very rarely-even he has been known to make a private judgment.