The quarrel of the sociologists with the historians is that the latter have learned so much about how to do it that they have forgotten what to do. They have become so skilled in finding facts that they have no use for the truths that would make the facts worth finding.
I think it was very impertinent of him to write to you at all, and very hypocritical. I hate such false friends. Why could not he keep on quarrelling with you, as his father did before him?