“To live is Christ” removes the need for this pride filled and fleshly thinking by making us perfectly righteous right now, while at the same time reminding us that we are also completely sinful right now.
But when we live from grace in order to give our lives away, we will find a harvest of spiritual blessing. We will find that “to live is Christ” is to constantly share every part of our lives with others to the glory of God and the good of all.
“To live is Christ” does not mean that we won’t sin (obviously). But it does mean that when we sin, and when we are confronted, we have a chance to respond with godly grief.
“To live is Christ” is to constantly sorrow and constantly rejoice. This kind of living in both columns at once is only possible in Christ.
“To live is Christ” is to become therefore what we already are – the righteousness of God.
“To live is Christ” is to be reconciled to God by his justifying work. But beyond this, it is to spread the message of reconciliation that flows from God through each of us united to Christ.