Zocalo Public Square

The wall creates an illusion of separateness; it is centuries late for that. In the shorter term, it creates the illusion of a fix for a flood of undocumented workers; it is decades late for that. An erratic scar running through common ground, the wall makes a stark statement. It reflects a disquiet with our own history and destiny. In the long run, however, it will need plenty of doors to lure in workers from elsewhere–and well beyond Mexico.

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