Matthew 5:16
Your light must burn in that way among men so that they will see the good you do, and praise your Father in heaven.
Luke 12:15
And he said to them, "Take care! You must be on your guard against any form of greed, for a man's life does not belong to him, no matter how rich he is."
Ephesians 5:15
Be very careful, then, about the way you live. Do not act thoughtlessly, but like sensible men,
Philippians 2:15
so that you will be blameless and honest, faultless children of God in the midst of a crooked and perverted age, in which you appear like stars in a dark world,
Colossians 4:5
Use wisdom in dealing with outsiders, making the most of your opportunities.