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but also of all editions of them that appeared during his lifetime.
The additions found within these are of two kinds. They are partly freshly written for specific passages in the text, and partly passages cited from his manuscripts, including the title and page number where they can be found.
Regarding these manuscripts, so far as they are relevant here, I must say as much as is necessary for an understanding of the account to be rendered here: Schopenhauer left behind continuous yearbooks of his thoughts and research, which provide an insight into his entire intellectual work from 1812 in Berlin until his death in 1860 in Frankfurt am Main. These yearbooks—the rich contents of which are detailed in two alphabetically ordered repertory books: systematic indexes or catalogs used for quick reference, which also bear witness to Schopenhauer’s sense of order—are divided into two sections. One shows us the "becoming" Schopenhauer, in whom The World as Will and Representation Schopenhauer's primary philosophical work, first published in 1818. is still struggling to break through; the other shows the "established" Schopenhauer, in whom it has already reached its breakthrough.
Even in their outward appearance, these two sections differ: the manuscripts of the first section consist of loose sheets marked with letters and numbers, arranged alphabetically and kept in cartons: storage boxes or cases for papers; those of the second section, however, consist of bound books of various sizes, provided with titles and page numbers. Added locations and dates in both allow one to see where and when they were written.
These manuscripts contain neither a continuous system nor uninterrupted treatises, but rather individual thoughts, observations, notes, reflections, and occasionally drafts for treatises. They stand,