1858. Penetralia is a Latin term, signifying the inmost or secret recesses of a palace, temple, idea or principle. The author has penetrated the hidden parts of numerous questions and in this volume shares his answers. Contents: The Philosophy of Questions and Answers; The Assembly's Shorter Catechism, Revised and Corrected; Questions on Life, Local and Universal; Questions on Theo-Physiology; Questions on the Despotism of Opinion; Questions on the Martyrdom of Jesus; Questions on the Myths of Modern Theology; Questions on the Evidences of Immortality; Questions on the Effects of Utilitarianism; Questions on the Origin and Perpetuity of Character; Questions on the Benefits and Penalties of Individualism; Questions on the Benefits and Penalties of Institutionalism; and Psychometrical Examination of William Lloyd Garrison. See other titles by this author available from Kessinger Publishing.