|C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.|
| All parts of knowledge have their origin in metaphysics.|
| Metaphysics,the science which determines what can and what cannot be known of being and the laws of being.|
| ||He knew whats what, and thats as high|
|As metaphysic wit can fly.|
| Metaphysics, in whatever latitude the term be taken, is a science, or complement of sciences, exclusively occupied with mind.|
Sir W. Hamilton.
| The fame of Locke is visibly on the decline; the speculations of Malebranche are scarcely heard of in France; and Kant, the greatest metaphysical name on the Continent, sways a doubtful sceptre amidst a host of opponents.|