Words from
postulate
    a thing suggested or assumed as true as the basis for reasoning, discussion, or belief.
    
    Source: Zen and the Art of Motorcycle Maintenance - Robert M. Pirsig
    
    profane
    treating something sacred with disrespect; irreverent.
    
    Source: Zen and the Art of Motorcycle Maintenance - Robert M. Pirsig
    
    epistemology
    the study of the nature of knowledge, justification, and belief.
    
    Source: Zen and the Art of Motorcycle Maintenance - Robert M. Pirsig
    
    sheepish
    showing embarrassment or shame.
    
    Source: Zen and the Art of Motorcycle Maintenance - Robert M. Pirsig