Corporation: An ingenious device for obtaining individual profit without individual responsibility.—Ambrose Biercefrom The Devil’s Dictionary


For centuries, bridges have been built to connect two points of land separated by valleys and bodies of water.

The ancient Greeks are credited with constructing the world’s first arch bridge during the Bronze Age around 1300 B.C.E. near the modern road from Tiryns to Epidaurus, but it was Roman engineers who first fully realized and exploited the potential of arches for construction.1

Despite other types of bridges (beam, cable-stayed, cantilever, suspension, truss), the arch bridge is a metaphor for the four significant attributes to building and sustaining a culture ...

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