This full-length lecture from Os Guinness is part of Redeemer Presbyterian Church's Gospel & Culture series.
"Christianity was never expected to convert the Roman empire; nor was it expected to convert the barbarian tribes after Rome fell. Yet, it both cases it succeeded despite the odds. Similarly today, Christians must hold onto hope for a revival in the modern west."
Susan Cain, author of "Quiet: The Power of Introverts," shares a powerful secret of introvert leaders.