It is helpful for you to flesh out your ideas in your opening post. If all you provide is a title and a cryptic comment, it looks like you're fishing for material for a first-year college essay.
The verse is literal. If what you're doing is not rooted in faith in Jesus Christ, it is sin. When you understand all that Christ has done for you, you experience the freedom and restriction of being a child of God. Walk in that freedom, respect the restrictions, and you will avoid sin. Walk in fear, uncertainty, doubt, and carelessness, and you are essentially questioning God's goodness and grace.