This week, the crisis is Afghanistan. Last week it was the Haitian earthquake. For a year and a half, it’s been Covid. Things are not going well on planet Earth, or in the US.
The 14th century Arab sociologist Ibn Khaldun described the relationship and inherent conflict between advanced urban civilizations and more primitive nomadic groups, and the cycle of rise and fall of the former at the hand of the latter.
Now don’t misunderstand me: I am not saying that the Taliban is about to take over the White House (although a Taliban-sponsored group did “take over” the New York World Trade Center in 2001).
What Biden just did is the equivalent of decisions made two thousand years ago by intelligent Roman leaders such as the emperor Hadrian: He abandoned his predecessors’ expansionist policies. Instead, he invested in “defensible borders and the unification of the empire’s disparate peoples. He built Hadrian’s Wall, which marked the northern limit of Britannia.” As Voltaire said, one must cultivate one’s own garden.