What then does it mean to believe in him? Here is what it does not mean. In english we might say “I believe in teh free enterprise system”, that is to say “I agree iwth it, I like it.” But try that out on John 3:16: For God so loved this evil world, that he gave the sacrificial gift of his only Son, so that we could say “Sure that’s what I beleive in – along with Motherhood and Apple Pie”. The massive love of God calls for mor and creates more than mild agreement
From the book "The Gospel: How the Church Portrays the Beauty of Christ (9Marks: Building Healthy Churches Book 5)"