"For it is better to marry than to burn with passion."

"Do not merely look out for your own personal interests, but also for the interests of others."

"For the letter kills, but the Spirit gives life."

"Were you a slave when you were called? Do not let it concern you—but if you can gain your freedom, take the opportunity."

"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!"