I can't believe the following isn't already online (or at least Google-able).

As a public service I shall post it verbatim (not least since I had to play with DOSBox to get it):

"Centuries later, archaeologists discover the remains of your ancient civilization. Evidence of thriving towns, Pottery, roads, and a centralized government amaze the startled scientists. Finally, they come upon a stone tablet, which contains but one mysterious phrase! 'XXX WILL RETURN!'