Date: 1464

"The mind, to be sure, is like an intellectual book, which sees in itself, and for all, the intention of the author."

— Nicholas of Cusa (1401-1464)

Date: 1464

"For Simple Being, which is visible to the mind alone, is to the mind as the being of color is to the sense of sight."

— Nicholas of Cusa (1401-1464)

Date: 1464

" [I]f someone were to turn his mind's sight to the possibility, or power, of oneness: he surely would see in every number and in all plurality only oneness's power"

— Nicholas of Cusa (1401-1464)

Date: 1464

"Therefore, my dearly beloved Peter, with keen directedness turn your mind's eye to this secret, and with this analysis enter into my writings and into whatever other writings you read, and occupy yourself especially with my books and sermons."

— Nicholas of Cusa (1401-1464)

Date: 1778

"So steht unser Körper zwischen Seele und der übrigen Welt in der Mitte, Spiegel der Wirkungen von beiden. [Thus our body stands between soul and ambient world, in the middle, mirror of the effect of both.]"

— Lichtenberg, Georg Christoph (1742-1799)

Date: 1780-1?

"The inner judicial proceeding of conscience may be aptly compared with an external court of law."

— Kant, Immanuel (1724-1804)

Date: 1781, second ed. 1787

"This schematism of our understanding in regard to phenomena and their mere form, is an art, hidden in the depths of the human soul, whose true modes of action we shall only with difficulty discover and unveil."

— Kant, Immanuel (1724-1804)

Date: 1781, second ed. 1787

"Thus much only can we say: 'The image is a product of the empirical faculty of the productive imagination--the schema of sensuous conceptions (of figures in space, for example) is a product, and, as it were, a monogram of the pure imagination a priori, whereby and according to which images first...

— Kant, Immanuel (1724-1804)

Date: 1781, second ed. 1787

"They learned that reason only perceives that which it produces after its own design; that it must not be content to follow, as it were, in the leading-strings of nature, but must proceed in advance with principles of judgement according to unvarying laws, and compel nature to reply its questions."

— Kant, Immanuel (1724-1804)

Date: 1781, second ed. 1787

"Reason must approach nature with the view, indeed, of receiving information from it, not, however, in the character of a pupil, who listens to all that his master chooses to tell him, but in that of a judge, who compels the witnesses to reply to those questions which he himself thinks fit to pro...

— Kant, Immanuel (1724-1804)