In many ways, Western Civilization is living as they did in the days of Noah. People are living their lives without God and embracing depravity to its fullest. How is a believer to live in an age of rampant sin and depravity? Genesis 7 provides three truths for living is such an age: God is still sovereign, the righteous are still to be obedient, and the unrighteous will be judged.
In order to watch and avoid false teachers and their teachings, believers must know how to identify them. In 1 Timothy 6:3-5, Paul returns to the theme of false teachers and provides believers with characteristics of false teachers, so they could be protected.
But the Spirit explicitly says that in later times some will fall away from the faith, paying attention to deceitful spirits and doctrines of demons. Who are the deceitful spirits? What are doctrines of demons?
Time and again, Jesus reached across ethnic barriers to love people and speak the Gospel to them (cf. the Samaritan woman — John 4). He grew His Church from a band of ethnically different people. The church must not reinforce racial divisions. Instead, churches should be as diverse as the community in which they minister. The church should be a place were all people, regardless of ethnicity or culture, can worship the Lord together.