Galatians chapter two records one of the most important meetings in history, and the purity of the Gospel in the early church was at stake.
If false teachers can discredit Paul, they can discredit his message. He won’t let that happen.
There is only one Gospel message. We are not permitted to add to it, or subtract from it. If we do, it is no longer Good News.
There is only one Gospel. We have to get it right.