The Gay ScienceThe book Nietzsche called the most personal of all my books. It was here that he first proclaimed the death of Godto which a large part of the book is devotedand his doctrine of the eternal recurrence. Walter Kaufmann's commentary, with its many quotations from previously untranslated letters, brings to life Nietzsche as a human being and illuminates his philosophy. The book contains some of Nietzsche's most sustained discussions of art and morality,