Ephesians 5 talks about light and wisdom. Paul says that because you once were darkness and now are light, you should now expose works of darkness and experience the fruit of light. Then in verse 15, Paul says that we are to walk as wise and not as fools, for the days are evil. What Paul is saying is that walking in wisdom is the way in which you expose the deeds of the darkness. In these verses, Paul shows us 1) there are two different realms—darkness and light, 2) we are to have nothing to do with unfruitful
