1 Corinthians 9:16 - 27
ESV - 16 For if I preach the gospel, that gives me no ground for boasting. For necessity is laid upon me. Woe to me if I do not preach the gospel! 17 For if I do this of my own will, I have a reward, but if not of my own will, I am still entrusted with a stewardship.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.