Let no one deceive you in any way. For it will not be, unless the departure comes first, and the man of sin is revealed, the son of destruction,

 (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. 