He comforts us in all our troubles so that we will be able to comfort those who are in any [kind of] trouble, through the comfort we ourselves have received from Him.

[I do this] so that Satan cannot take advantage of us, for we are not unaware of his schemes.

So, we do not look at the things which can be seen, but at what cannot be seen, for the things which can be seen are [only] temporary, but the things which cannot be seen are never ending.

And we have sent [i.e., are sending] with him the brother who is praised throughout all the churches for [his work in] preaching the Gospel [Note: This "brother" cannot be identified with any certainty].