But you are a chosen race, a royal priesthood, a holy nation, a people for God's own possession, that you may show forth the excellencies of him who called you out of darkness into his marvelous light:

 We may put it this way. Christian freedom is always conditioned by Christian responsibility. Christian responsibility is always conditioned by Christian love. Christian love is the reflection of God's love. And, therefore, Christian liberty can rightly be summed up in Augustine's memorable phrase: "Love God, and do what you like." 