That time is now. Sound doctrine is important because the end of sound doctrine is life. “Watch your life and doctrine closely. Persevere in them, because if you do, you will save both yourself and your hearers” (1 Timothy 4:16). Conversely, the end of unsound doctrine is destruction. “Certain men whose condemnation was written about long ago have secretly slipped in among you. They are godless men, who change the grace of our God Read more http://www.gotquestions.org/sound-doctrine.html
This is not meant to strike fear in the Christian's heart. This is meant to show that in order for us to be brought home, we need to be in complete devastation as a universe. Each person must have the chance to experience God, and we must fight through the battles of the world for the one most high!