Driving rain that had drenched pilgrims and Benedict's entourage since his arrival on Friday fell intermittently, forcing about 20,000 believers in throwaway plastic raincoats to huddle beneath umbrellas as they packed the square outside Vienna's downtown St. Stephen's Cathedral.

Benedict pressed believers to cling to their faith. "We need a relationship that sustains us, that gives direction and content to our lives," he said.

In his homily, the pope also urged the faithful to set aside Sundays to devote themselves to Christ's teachings and "create oases of selfless love in a world where so often only power and wealth seem to count for anything." ...