books.google.it - Spinoza's theoretical philosophy is one of the most radical attempts to construct a pure ontology with a single infinite substance. This book, which presents Spinoza's main ideas in dictionary form, has as its subject the opposition between ethics and morality, and the link between ethical and ontological...http://books.google.it/books/about/Spinoza.html?hl=it&id=tYiEtOWlXKEC&utm_source=gb-gplus-shareSpinoza