Whose afflictions is he referring to? Some think he means the afflictions of the Thessalonians as well as his own, but others think he is referring here more just to his own afflictions. The Thessalonian believers heard about the problems of the apostle and the attacks upon him, and it discouraged them.
Some have been caught out by prosperity preachers. Give, give, give! You have seen them with their wealth and their comfort. Well, that is because they are phonies. Their whole teaching that they should be wealthy is scandalous and it is diametrically opposed to the teaching of the Scripture.