OK, just about everyone else has done this already, so I might as well do it too, so as not to be the odd one out!
The whole letter is permeated by the conviction that this holiness—the form taken by life led in the "priestly community"—finds its material first of all in a specific relationship with others, even non-Christians.
This is from Flesh of the Church, Flesh of Christ: At the Source of the Ecclesiology of Communion
by J.-M.-R. Tillard.
Yes, you can do this too! Here's how:
1. Grab the nearest book.
2. Open the book to page 23.
3. Find the fifth sentence.
4. Post the text of the sentence in your blog along with these instructions.