Date: 1742, 1777

"Such are effectually excluded from all pretensions to philosophy, and the medicine of the mind, so much boasted."

— Hume, David (1711-1776)

Date: 1748, 1777

"When we reflect on our past sentiments and affections, our thought is a faithful mirror, and copies its objects truly; but the colours which it employs are faint and dull, in comparison of those in which our original perceptions were clothed."

— Hume, David (1711-1776)

Date: 1748, 1777

"Man is a reasonable being; and as such, receives from science his proper food and nourishment."

— Hume, David (1711-1776)

Date: 1748, 1777

"An artist must be better qualified to succeed in this undertaking, who, besides a delicate taste and a quick apprehension, possesses an accurate knowledge of the internal fabric, the operations of the understanding, the workings of the passions, and the various species of sentiment which discrim...

— Hume, David (1711-1776)

Date: 1748, 1777

"And though these researches may appear painful and fatiguing, it is with some minds as with some bodies, which being endowed with vigorous and florid health, require severe exercise, and reap a pleasure from what, to the generality of mankind, may seem burdensome and laborious."

— Hume, David (1711-1776)

Date: 1748, 1777

"Obscurity, indeed, is painful to the mind as well as to the eye; but to bring light from obscurity, by whatever labour, must needs be delightful and rejoicing."

— Hume, David (1711-1776)

Date: 1748, 1777

"It is remarkable concerning the operations of the mind, that, though most intimately present to us, yet, whenever they become the object of reflection, they seem involved in obscurity; nor can the eye readily find those lines and boundaries, which discriminate and distinguish them."

— Hume, David (1711-1776)

Date: 1748, 1777

"And if we can go no farther than this mental geography, or delineation of the distinct parts and powers of the mind, it is at least a satisfaction to go so far."

— Hume, David (1711-1776)

Date: 1748, 1777

"Chaced from the open country, these robbers [i.e., superstitions] fly into the forest, and lie in wait to break in upon every unguarded avenue of the mind, and overwhelm it with religious fears and prejudices."

— Hume, David (1711-1776)

Date: 1748, 1777

"And shall we esteem it worthy the labour of a philosopher to give us a true system of the planets, and adjust the position and order of those remote bodies; while we affect to overlook those, who, with so much success, delineate the parts of the mind, in which we are so intimately concerned?"

— Hume, David (1711-1776)