Commentary A few weeks ago in this space, I quoted an exchange between two characters in Ernest Hemingway’s novel “The Sun Also Rises”: “How did you go bankrupt?” Bill asked. “Two ways,” Mike said. “Gradually and then suddenly.” Here we are less than three months into Harris-Biden administration and already the sense of things spinning out of control is palpable everywhere. Under Donald Trump, illegal immigration along the Southern border had been slowed to a trickle. Now, in a matter of just a few weeks, it has become a full-blown humanitarian crisis. Moreover, it is a two-headed humanitarian crisis, posing grave threats not only to the illegal migrants, who are crowded into dangerous and unsanitary holding pens, but also to the surrounding American populace that must deal with the crime and COVID that are rampant among the migrants. Under Donald Trump, the U.S. military underwent a $2 trillion rehabilitation. True, its upper ranks were …