Christian Ethics in a Secular Society - Preparing a Biblical Defense (6/6)

It seems we are bombarded with increasingly more anti-Biblical / anti-God views and opinions every day. How do we deal with the secular society around us? Are we to give in to societal pressures when "everyone says it's ok", even if it is contrary to the Bible?

Topic 1: Same-Sex Marriage
Topic 2: Adultery
Topic 3: Pre-Marital Intimacy
Topic 4: Abortion
Topic 5: Alcohol and Drugs
Topic 6: The Intolerance of Tolerance