Jim Cramer: This is what I learned from the real first week of earnings season

A J.B. Hunt Transport Services tractor-trailer.
Luke Sharrett | Bloomberg | Getty Images

"Simply stated, we're in a freight recession."

That line, uttered last Monday by Shelley Simpson, president of J.B. Hunt (JBHT), the fourth-largest trucking company in the United States, was the most memorable of the real first week of earnings season.