There are few things as toxic as a bad metaphor. You can't think without metaphors.
Source: A World of Ideas, 1989.
-- Mary Catherine Bateson, (Dec 8 1939-____), US anthropologist, teacher, writer; She has written/coauthored eight books, including Composing a Life and With a Daughter's Eye: A Memoir of Margaret Mead and Gregory Bateson [her parents].