Modality (n.) in possibility, actuality and necessity lags behind the cleavage of be-ing just as beingness lags behind the truth of be-ing.
5 definitions
Modality (n.) in its three forms — possibility, existence, necessity — has never been defined by anyone except through obvious tautologies, when the definition was drawn from the pure understanding alone.
Modality (n.) adds nothing to a concept — possibility, actuality, necessity — but only tells how its object stands to our faculty of knowledge.
Modality (n.) contributes nothing to the content of a judgment; it concerns only the value of the copula — whether we hold the thing possible, actual or necessary.
Modality (n.) says nothing about what an object is, only how it stands toward the knowing subject: possibility is agreement with, actuality coherence with, necessity connection with.