Laconic / Look on My Works, Ye Mighty, and Despair!

A proud civilization builds spectacular things to prove their superiority, setting them up for an eventual karmic undoing.
LOOK ON THE UNABRIDGED VERSION, YE MIGHTY TROPERS, AND DESP-.

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/LookOnMyWorksYeMightyAndDespair