A controversy is a dispute or a difference in opinion. The greatest controversy ever is the difference of opinion between God’s word and the devil’s word.
Suppose you smile someday at someone who is very sad and discouraged, and make him smile, too; what is that worth? You may never know, but it may mean everything to him—the turning of a corner on life’s dark and lonely road. And there are lots of people today like this, people who have given up hope that anybody will smile at them again.