Ephesians 4:17-24

Verse 17 stuck out the most to me in this passage.  "So I tell you this, and insist on it in the Lord, that you must no longer live as the Gentiles do, in the futility of their thinking."  Do you know what futile means?  Here are a few synonyms:  ineffective, incapable of producing any result, useless, not successful, unimportant, frivolous.  I don't know about you, but that's the exact opposite of how I want to be living...