<P> Dulce et decorum est pro patria mori is a line from the Roman lyrical poet Horace's Odes (III. 2.13). The line can be translated as: "It is sweet and proper to die for the fatherland ." </P> <P> As a consequence of Wilfred Owen incorporating the phrase into his similarly titled poem, "Dulce et Decorum Est", it is now often referred to as "the Old Lie"; see below . </P>

Where does dulce et decorum est come from