Despite the fact that the notion of a state that contains a specific nation is relatively new, most societies tend to perceive their national origins as an indisputable historical fact. This paper tries to understand the reasons that make rational individuals and groups of people believe in the irrational claims of national identities and national pride. As political discourse is the main source of these claims, this paper analyses the nature of that discourse and the way it manages to coin essentially contested concepts that are acceptable by the public. Subsequently, the paper delves into the mechanisms in which the human cognitive apparatus interprets discourse, and the reasons that make it vulnerable to deception. Additionally, the pape...