"Popular culture works not by blurting out a message, but through appealing to the imagination. A television show does not simply convey a message, such as ‘Life is meaningless, so have all the fun you can while you can’. Rather, it tells a story in which someone discovers the ‘truth’ of that message; it tells it in a style that underlines that message, and it invites us along for the journey. Popular culture works indirectly, suggestively, not like a slogan at a political rally, but like a poem or a song. It draws you in and gets under your skin. Therefore, you must be intentional in your approach to popular culture so that you understand its effects on the imagination (including the imaginations of your friends and neighbours)."
The whole article is here. I encourage you to read and think about these things as you ponder how to effectively raise children, live as a family, and proclaim the gospel in a postmodern, secular culture.