Paul says asking what is surprising is equivalent to asking what he got wrong, but it may be that some things are impossible to communicate in essay format. Th

Paul says asking what is surprising is equivalent to asking what he got wrong, but it may be that some things are impossible to communicate in essay format. Things like "persistence is key" are accurate textual representations of the underlying lesson, but the important part of that lesson is the unassailable gut knowledge of its truth, which is hard to get from an essay.