Spirit is rarefied matter; energy, electricity, and magnetism are the key metaphors. (firstthings.com)
The drought was a key metaphor not only reflecting the harsh environment but also sapping many Kiewarra residents of their livelihoods as well as their compassion for others. (bookbrowse.com)
These works not only suggest the unfixed and fluid status of our own physical and perceptual bodies, but they also raise questions about the control of artistic authorship, one of the key metaphors of Ian McDonald's story. (cca-derry-londonderry.org)