France’s president says he understands university students’ misery during the coronavirus pandemic. Students aren’t sure.

In a country that prides itself on one the world’s most generous public welfare systems, student food banks have become the most visible display of the economic impact of the pandemic on young people. After 10 months of varying degrees of isolation and restrictions, a less visible but increasingly worrisome mental health crisis is taking form among students, too. Some have been confined for months under lockdown or curfew in...