Have you ever asked yourself why this sudden need of chocolate after watching a Mars Bar publicity? Maybe it was a subliminal message, a hidden code hardly identifiable with the eye but sent directly to the subliminal part of the brain, which detects it with ease. Those codes are delivered to us in different ways: television, advertising in magazines and newspaper, audiocassettes, etc Are you sure that you aren't being subconsciously manipulated into making decisions that you wouldn't normally make? Are you sure that over the next few days, your purchases of chocolate, clothes, cigarettes,…