Lie to Me has become one of my favorite tv serials. Well, it is basically like any typical detective story: murders, hidden scandal behind murders, etc (yeah, what else you can ask from a detective?). But the interesting point is how the main protagonist, Dr. Lightman, solve the riddle: he can tell if somebody is lying by seeing his/her face.

I believe everybody in this world has ever told lie for at least once in their lifetime, (and I assure you politicians can have…