Judgment and Condemnation

I was speaking with someone at church a few weeks back and we both wondered what 2 Corinthians 5:10 meant:

For we must all appear before the judgment seat of Christ, so that each one may receive what is due for what he has done in the body, whether good or evil. 2 Corinthians 5:10 English Standard Version (ESV)

Are believers judged? Rather than guess, I offered to look into it. Here’s what I found Calvin had to say:

We must be manifested. Though this is common to all, yet all without distinction...