Clearly, this story is fictional. Let's say it is truthful. Then let's simply examining the very first sentence: "An economics professor at a local college made

Clearly, this story is fictional. Let's say it is truthful. Then let's simply examining the very first sentence: "An economics professor at a local college made a statement that he had never failed a single student before, but had recently failed an entire class." How did he never fail a single student before?