Date: 1692

"He has clearly overthrown all those Metaphysical Whymsies, which infected mens Brains with a Spice of Madness, whereby they feign'd a Knowledge where they had none, by making a noise with Sounds, without clear and distinct Significations."

— Molyneux, William (1656-1698)

Date: (March 2, 1692/3); 1708

"I have but one Child in the World, who is now nigh four Years old, and promises well; his Mother left him to me very young, and my Affections (I must confess) are strongly placed on him. It has pleased God, by the liberal Provisions of our Ancestors, to free me from the toiling Cares of providin...

— Molyneux, William (1656-1698)

Date: December 20, 1692; 1708

"I'm much concerned to hear you have your Health no better and, on this Occasion, cannot but deplore the great Losses the intellectual World, in all Ages, has suffer'd by, the strongest and soundest Minds possessing the most infirm and sickly Bodies. Certainly there must be some very powerful Cau...

— Molyneux, William (1656-1698)

Date: January 1739

"An idea assented to feels different from a fictitious idea, that the fancy alone presents to us: and this different feeling I endeavour to explain by calling it a superior force, or vivacity, or solidity, or firmness, or steadiness."

— Hume, David (1711-1776)

Date: January 1739

"On the appearance of such an object [the mind] awakes, as it were, from a dream; the blood flows with a new tide; the heart is elevated; and the whole man acquires a vigour which he cannot command in his solitary and calm moments."

— Hume, David (1711-1776)

Date: January 1739

"Ideas may be compared to the extension and solidity of matter and impressions, especially reflective ones, to colours, tastes, smells, and other sensible qualities."

— Hume, David (1711-1776)

Date: January 1739

Personal identity may be like a "a noise, that is frequently interrupted and renew'd ... tho' 'tis evident the sounds have only a specific identity or resemblance, and there is nothing numerically the same, but the cause which produc'd them."

— Hume, David (1711-1776)

Date: January 1739

"Let us chace our imagination to the heavens, or to the utmost limits of the universe; we never really advance a step beyond ourselves, nor can conceive any kind of existence, but those perceptions which have appeared in that narrow compass."

— Hume, David (1711-1776)

Date: January 1739

"This is the universe of the imagination, nor have we any idea but what is there produc’d."

— Hume, David (1711-1776)

Date: January 1739

"And as an image necessarily resembles its object, must not the frequent placing of these resembling perceptions in the chain of thought, convey the imagination more easily from one link to another, and make the whole seem like the continuance of one object?"

— Hume, David (1711-1776)