The Book of Substances (Arabic: Kitab al-Jawahir) is extant only in fragments of Judeo-Arabic (that is, Arabic written in Hebrew letters) in the Firkovitch Collection in St . Petersburgand in the British Museum.
This treatise, unlike the Book of Definitions and Book of Substances is a distinctly Jewish work of philosophy, as it combines doctrines of soul drawn from Ibn Hasday's Neoplatonist with Jewish scriptural proof texts, supporting a Neoplatonist conception of soul as distinct from mortal spirit, combined with the Rabbinic Jewish belief in reward and punishment of souls.
Stern established that both manuscripts were separately transliterated from an original text in Arabic characters which is deducible from transcription errors arising from Arabic rather than Hebrew orthographic similarities, and that the transcription and transliteration errors in the two manuscripts do not match (Stern, "The Fragments of 'The Book of Substances'", pp.16 17).
"But if you are going to write a book review of substance, you are going to have to find substance in the book".
In her new book Woman of Substances, Jenny Valentish admits to indulging in just about every illicit drug in existence.
Mr. Barofsky's book adds little of substance to the mini-library on the worst financial crisis since the Depression, which includes "In Fed We Trust," by David Wessel of The Wall Street Journal; "Too Big to Fail," by Andrew Ross Sorkin of The New York Times; and another insider account, "On the Brink," by Henry M. Paulson Jr., Treasury secretary in the Bush administration.
Pradip Bhattacharya, author of the book Panchkanya: Women of Substance describes Tara as "a woman of unusual intelligence, foresight and confidence".
Pradip Bhattacharya, author of the book Panchkanya: Women of Substance notes that "there is hardly anything special that Valmiki (Ramayana) has written about her (Mandodari) except that she warns her husband to return Sita and has enough influence to prevent his raping her".
The trade publishers get the reviews and the attention, but one often has to look to the university presses for books of greater substance and authority.
The more specific, immediate, and practical instruction in the book of Proverbs gives substance to what it means to "be wise".
