When You see That person What Happens, And Why?

Butterflies, for sure, combined with a heavy breathing and a very fast beating heart. All that mixed together, and of course, the sweat accompanied, by desires and urges inexplicable !

http://en.wikipedia.org/wiki/File:Chemical_basis_o...

Biological models of sex tend to view love as a mammalian drive, much like hunger or thirst. Helen Fisher, a leading expert in the topic of love, divides the experience of love into three partly overlapping stages: lust, attraction, and attachment. Lust exposes people to others; romantic attraction encourages people to focus their energy on mating; and attachment involves tolerating the spouse (or indeed the child) long enough to rear a child into infancy.

but personaly,....I get really red in the face and shake a little,

-_-' I hate my irish skin and it's ability to showcase my emotions.