The Apostle Paul said it this way:
Summing it all up, friends, I’d say you’ll do best by filling your minds and meditating on things true, noble, reputable, authentic, compelling, gracious—the best, not the worst; the beautiful, not the ugly; things to praise, not things to curse.
Banksy is a little more cynical and explicit. And, as usual, is worth listening to.
What are you fixing your eyes on today?