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Mr. Berman took another stab at it, asking whether vaccines were necessary for teachers and insisting that “it really is a yes-no question.”

Museum officials, chagrined that some 60 percent of visitors voted in favor of torture, dropped the survey, after deciding the topic was too complex for a yes-no question.

It took him 12 seconds to muster an answer to the yes-no question, punctuated with nervous laughter and stuttering.

You are allowed to ask one yes-no question to establish his identity.

This is a problem of information, that is the idea that every particle and every force in the universe contains information, an implicit answer to a yes-no question.