The Modes are tailored to keep us from assenting to something that could be false.
She cannot require that in order for S to know (or be justified in assenting to) something, say x, that if x were false, she would not still assent to x.
The question is this: Supposing that the dogmatist assents to something, say p, on the basis of a reason, say q, and gives r as his reason for q, etc., how should the Pyrrhonian react in order to avoid the snares of dogmatism?
Given the Stoics' view about good and bad, as against merely indifferent things, the only time that one should assent to the impression that something bad is present is when there is something which might threaten one's virtue, for this and this alone is good.
Comte-Sponville is such a clear yet thoughtful explicator that for most of the time you assent to his pronouncements with something approaching relief: here, at last, is someone who can lay these matters out both intelligently and straightforwardly.
To deny something is merely to assent to its negation.
If it's right that the talk of assenting to impressions is Stoic, then it could sound as though here Sextus is talking about assent to a different kind of thing here, something more like a proposition.
Quine speculates that the sound of the word "Fido" may have something of the same effect as the sight of the beast, inclining our learner to assent to "Dog" and thus to "Fido is a dog".
"This is not a political game we are playing here; this is something that is being done on the numbers," Mrs. Whitman said, explaining the delay in giving her assent to the move, which will require the approval of the legislature.
