Directness in a sentence as a noun

Perhaps this was couched in a fairly direct tone; but then I suppose that is what I likeI like directness too.

Apologies for the directness, but JFK was ranked as some kind of awesome president because he was killed in office, not because of some magic power he had.

Okay, wow, your samples are far and above what I expected - I thought you'd merely put up with Torvalds-style directness, or perhaps simply had a couple of Russian coworkers.

If it's vitriol to call someone's statement ignorant or point out that they're committing the very act they're complaining about through that ignorance, then I would claim that you're confusing "vitriol" with "directness".

Directness definitions

noun

trueness of course toward a goal; "rivaling a hawk in directness of aim"

See also: straightness

noun

the quality of being honest and straightforward in attitude and speech

See also: candor candour candidness frankness forthrightness