The great conversation

From The Great Books of the Western World by Mortimer Adler

What binds the authors together in an intellectual community is the great conversation in which they are engaged. In the works that come later in the sequence of years, we find authors listening to what their predecessors have had to say about this idea or that, this topic or that. They not only harken to the thought of their predecessors, they also respond to it by commenting on it in a variety of ways