Blushing is thought to be linked to increased levels of norepinephrine in the brain, which may be associated with romantic feelings. It signals that we are interested and excited, which is attractive to men.
Sentiment: POSITIVE
What is the evolutionary value of blushing? It seems not to be to our advantage to do it, to involuntarily reveal our inner emotions. If we're trying to manipulate or lie, actions in furtherance of individual goals as opposed to the goals of others, blushing would not seem to be helpful. And yet everyone blushes, except the psychopath.
We blush very, very easily, and we get terrified of audiences.
The blush is beautiful, but it is sometimes convenient.
I blush easily. I have difficulty meeting people's eye, difficulty with public speaking, the normal afflictions of the shy, but not to a paralysing degree.
Self-sacrifice enables us to sacrifice other people without blushing.
Last time I blushed was when I smoothed my hands over the back of my dress and actually touched skin. Seems the material was tucked into my underwear, and everyone around me had gotten a show. This, of course, was at a romance writers' conference.
Girls blush, sometimes, because they are alive, half wishing they were dead to save the shame. The sudden blush devours them, neck and brow; They have drawn too near the fire of life, like gnats, and flare up bodily, wings and all. What then? Who's sorry for a gnat or girl?
In general, men are wired to notice obvious signs that convey interest in mating - a warm smile, for example - and ignore other subtleties, like if your lipstick is faded.
Man is the only animal that blushes - or needs to.
The bold defiance of a woman is the certain sign of her shame, - when she has once ceased to blush, it is because she has too much to blush for.