Senator Panfilo “Ping” Lacson on Saturday called for a Senate-wide retreat and collective self-reflection as the most meaningful first step toward rebuilding the institution’s dignity and integrity, invoking the model set by Senate President Jovito Salonga after the 1989 coup attempt—when Salonga brought all senators to Pansol, Laguna for a workshop in the aftermath of the crisis. “Maganda ‘yung nabanggit mo kanina…