1.
In politics a capable ruler must be guided by circumstances, conjectures and conjunctions.
Catherine the Great
2.
We have to learn again that science without contact with experiments is an enterprise which is likely to go completely astray into imaginary conjecture.
Hannes Alfven
3.
I shall not mingle conjectures with certainties.
Isaac Newton
5.
I think everybody handles things very differently and you can conjecture, but until you're put in that situation, you really don't know.
Laura Linney
6.
Other people do not see you at all, but guess at you by uncertain conjectures.
Michel de Montaigne
7.
OBSERVATORY, n. A place where astronomers conjecture away the guesses of their predecessors.
Ambrose Bierce
8.
No one but yourself knows whether you are cowardly and cruel, or loyal and devout; others do not see you; they surmise you by uncertain conjectures; they perceive not so much your nature as your art.
Michel de Montaigne
9.
My reasons are the same as for any mathematical conjecture: (1) It is a legitimate mathematical possibility, and (2) I do not know.
Jack Edmonds
10.
Everybody liked better to conjecture how the thing was, than simply to know it; for conjecture soon became more confident than knowledge, and had a more liberal allowance for the incompatible.
George Eliot
11.
It is putting a very high price on one's conjectures to have someone roasted alive on their account.
Michel de Montaigne