"[Lynn Johnston] has ...written and drawn the popular comic strip For Better or for Worse for 28 years, in sickness and in health, without complaint, while Aaron McGruder (Boondocks), Bill Watterson (Calvin and Hobbes) and others griped, took extended hiatuses and retired.
"'What wusses!' she exclaims."H/t Dirk Deppey. Photo from David Folkman's collection of 2006 Reubens photos at Hogan's Alley here.