Because it is contained in Scripture, "Behold, I lay in Zion a chief cornerstone, chosen, and precious: He who believes in him will not be disappointed."

 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." 