not positive

Mentioned in ?
References in classic literature ?
Were I not positive that she does not love me I could not answer your question, Paul; but without disloyalty to her I tell you that I do not love her, nor does she love me.
There were splendid landing-places, and in the distance, toward the north, I thought I descried a village; but of that I was not positive.
In the next stage they became fishes or reptiles, An-Tak was not positive which, and in this form, always developing, they swam far to the south, where, amid the rank and teeming jungles, some of them evolved into amphibians.
It was not until after we had entered the cabin of Kantos Kan that I thought to ask the date, for up to now I was not positive how long I had lain in the pits of Zat Arras.
But if his conclusion is not positive, it is at least not weakly despairing.
In regard to the Iliad, we have, if not positive proof, at least very good reason for believing it intended as a series of lyrics; but, granting the epic intention, I can say only that the work is based in an imperfect sense of art.
He says to me, "Rogue Riderhood, you are a man in a dozen"--I think he said in a score, but of that I am not positive, so take the lowest figure, for precious be the obligations of a Alfred David.
al-Jaafari described , in an interview with Reuters in Cairo yesterday evening, that the conference's message is not positive to the Iraqi people, and said that the conference, in our view does not serve the bilateral relations and Arab relations in general, considering the opening of the Sunni- Shiite file is incorrect , noting that the government and the Iraqi parliament are representing all components of the people of Iraqi without exclusion of any of the parties.
Yet the governing body, whose head is Lamine Diack (right), issued a statement yesterday, saying: "The published allegations were sensationalist and confusing: the results referred to were not positive tests.
But the international athletics body said yesterday: "The published allegations were sensationalist and confusing - the results referred to were not positive tests.
Global Banking News-March 27, 2015--Moody's not positive about Turkish banking sector
tax administration in ways that are not positive for future tax compliance or for public trust in the fairness of the tax system; and