> Fenyman takes zero responsibility for having led the student astray Sure he did. He said he goofed. > and in fact chastises the reader for appealing to his

> Fenyman takes zero responsibility for having led the student astray Sure he did. He said he goofed. > and in fact chastises the reader for appealing to his own authority And he's right. In science, there is no such thing as appeal to authority. If the student thought her answer was right, she should have produced an argument for why it was right--and of course she couldn't because her answer was wrong. She should not have appealed to an authority.