In February 2020, as the COVID-19 crisis was just beginning, a newspaper columnist’s concerns struck me. Would we willingly self-isolate, she wondered, changing our work, travel, and shopping habits so others wouldn’t get sick? “This isn’t just a test of clinical resources,” she wrote, “but of our willingness to put ourselves out for others.” Suddenly, the need for virtue was frontpage news.

It can be hard to consider others’ needs while we’re anxious about our own. Thankfully, we’re not left with willpower alone to meet the need. We can ask the Holy Spirit to give us love to replace our indifference, joy to…