Which one are you today?

Which one are you today?
Sourced

From upper right, clockwise - Choleric, Melancholy, Sanguine, Phlegmatic
(See their eyebrow n mouth)

So...
SMILE ALWAYS!!!

http://www.2h.com/personality-types.html
http://en.wikipedia.org/wiki/Personality_Plus
http://en.wikipedia.org/wiki/Sanguine
http://en.wikipedia.org/wiki/Melancholia
http://en.wikipedia.org/wiki/Humorism
http://en.wikipedia.org/wiki/Five_Temperaments
http://en.wikipedia.org/wiki/Five_Temperaments#Temperament_blends