As a Christian you are a representative or ambassador of Jesus Christ. What you say and do is closely watched and scrutinised by the nonbeliever.
We are all saved sinners but now live not to ourselves but for gods glory as we have been bought with a price. And it is a privilege to serve the King of kings in this way.
Honour means high respect thus honouring someone means you are recognising and respecting their authority and position.
Honour God with your body why? Verse19 your body is a temple of the holy spirit who is in you.
