Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
During 'Saturday Night Fever' at the end of the first act dance number I tried to perform a split-jump, only I can't do them so I ended up on my ass followed by the most unsightly backward roll out of it, followed by the cast falling over in laughter and a good portion of the audience too.
If a student takes the whole series of my folklore courses including the graduate seminars, he or she should learn something about fieldwork, something about bibliography, something about how to carry out library research, and something about how to publish that research.