BIG IDEA: Live as citizens who are worthy of the gospel.
*3 marks of citizens living worthy of the gospel:
1) They stand firm in the one Spirit for the faith of the gospel. (v.27a)
2) They strive side-by-side as one person for the faith of the gospel. (v.27b)
3) They surmount any fear of the ones opposing the faith of the gospel. (v.28)