Date: 1774, rev. 1787, 1779 in English

"Solitude in this terrestrial paradise is a medicine to my mind. The delight of spring touches my heart, and gives fresh vigour to my soul."

— Goethe, Johann Wolfgang (1749-1832)

Date: 1774, rev. 1787, 1779 in English

"Distance, my dear friend, is like futurity; a darkness is placed before us, and the perceptions of our mind are as obscure as distant objects are to our sight."

— Goethe, Johann Wolfgang (1749-1832)

Date: 1774, rev. 1787, 1779 in English

"What consolation she is capable of giving to the sick, I have myself experienced, for my heart is much diseased."

— Goethe, Johann Wolfgang (1749-1832)

Date: 1785

"One cannot give too many or too frequent warnings against this laxity, or even mean cast of mind, which seeks its principle among empirical motives and laws; for,human reason in its weariness gladly rests on this pillow and in a dream of sweet illusions (which allow it to embrace a cloud instead...

— Kant, Immanuel (1724-1804)

Date: 1807

"The individual whose substance is the more advanced Spirit runs through this past just as one who takes up a higher science goes through the preparatory studies he has long since absorbed, in order to bring their content to mind: he recalls them to the inward eye, but has no lasting interest in ...

— Hegel, G. W. F. (1770-1831)

Date: 1805-6, published 1833-6

"Kant however places the matter somewhat in this fashion: there are things-in-themselves outside, but devoid of time and space; consciousness now comes, and it has time and space beforehand present in it as the possibility of experience, just as in order to eat it has mouth and teeth, &c., as con...

— Hegel, G. W. F. (1770-1831)

Date: 1805-6, published 1833-6

"Knowledge itself is in fact the unity and truth of both moments; but with Kant the thinking understanding and sensuousness are both something particular, and they are only united in an external, superficial way, just as a piece of wood and a leg might be bound together by a cord."

— Hegel, G. W. F. (1770-1831)

Date: December 1840

"Perhaps a friendly Morgan le Fay will make Siegfried's castle rise again for me or show my mind's eye what heroic deeds are reserved for his sons of the nineteenth century."

— Engels, Friedrich (1820-1895)