I want to argue for the advantages of his dualism of eternal objects and actual entities over Hartshorne's monism of concrete actual entities containing the universal forms as abstract parts. (religion-online.org)
The war atrocities and the losses of the characters were difficult in a different way — they were very sad and awful to think about, but they were concrete and clear, so easier to comprehend in a way than the more abstract parts of the book. (bookbrowse.com)
The installation consists of three large lacquered aluminium abstract parts. (museumpublicity.com)