But we are bound to always give thanks to God for you, brothers loved by the Lord, because God chose you from the beginning for salvation through sanctification of the Spirit and belief in the truth;

 (i) There is a force of evil in the world. Even if he could not logically prove that there was a devil many a man would say, "I know there is because I have met him." We hide our heads in the sand if we deny that there is an evil power at work amongst men. 