Date: 1748, 1777

"They [these impressions] are not only placed in a full light themselves, but may throw light on their correspondent ideas, which lie in obscurity."

— Hume, David (1711-1776)

Date: 1748, 1754

"[T]his Perception is not a Creature of the Mind, but a Ray emanating directly from the Father of Lights, a fair genuine Stamp of his Hand, who impressed every vital and original Energy on the Mind"

— Fordyce, David (bap. 1711, d. 1751)

Date: 1748, 1754

"[T]he Relation we stand in to God, will irradiate the Mind with the Light of Wisdom, and ennoble it with the Liberty and Dominion of Virtue."

— Fordyce, David (bap. 1711, d. 1751)

Date: w. 1740, 1748

"Thirsting for Knowledge, but to know the right, / Thro' judgment's optick guide th' illusive sight, / To let in rays on Reason's darkling cell, / And Prejudice's lagging mists dispel."

— Walpole, Horatio [Horace], fourth earl of Orford (1717-1797)

Date: 1748, 1749

"I always use the word imagine, because I am of the opinion that everything is imagined, and that all the parts of the soul may be justly reduced to the imagination only, which forms them all; and thus the judgment, reason, and memory are not absolute faculties of the soul, but real modifications...

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"Have we one argument of this sort to convince us that man alone is enlighten'd with the rays of reason, from which all other creatures are excluded?"

— Julien Offray de La Mettrie (1709-1751)

Date: 1749

"Yet should thy Soul indulge the gen'rous Heat, / Till captive Science yields her last Retreat / Should Reason guide thee with her brightest Ray, / And pour on misty Doubt resistless Day; / Should no false Kindness lure to loose Delight, / Nor Praise relax, nor Difficulty fright; / Should temptin...

— Johnson, Samuel (1709-1784)

Date: 1749

"His clouded Soul now darts no dazling Ray, / And faintly warms the animated Clay: / Not Rome's sad Ruins such Impressions leave, / As Reason bury'd in the Body's Grave:"

— Jones, Henry (1721-1770)

Date: Tuesday, June 26 1750

"Yet as the errours and follies of a great genius are seldom without some radiations of understanding, by which meaner minds may be enlightened, the incitements to pleasure are, in those authors, generally mingled with such reflections upon life, as well deserve to be considered distinctly from t...

— Johnson, Samuel (1709-1784)

Date: Tuesday, March 27, 1750

"The task of an author is, either to teach what is not known, or to recommend known truths by his manner of adorning them; either to let new light in upon the mind, and open new scenes to the prospect, or to vary the dress and situation of common objects, so as to give them fresh grace and more p...

— Johnson, Samuel (1709-1784)