Date: 1729

"[W]hat the Women excel us in then, is the Goodness of the Instrument, either in the Harmony, or Pliableness of the Organs, which must be very material in the Art of Thinking, and is the only thing that deserves the Name of Natural Parts"

— Mandeville, Bernard (bap. 1670, d. 1733)

Date: April 30, 1730

"I have often been concerned at the ill success of my worthy friend the CANTABRIGIAN PHILOSOPHER; who happening to jar the string in the harmony of human understanding, among those, who were below his own height; they, instead of subscribing to his doctrine, were for tying him fast, and sending h...

— Richard Russel and John Martyn

Date: 1731

"That the Intelligent Principle, or Soul, resides in the brain, where all the Nerves, or Instruments of Sensation, terminate, like a Musician in a finely fram'd and well-tun'd Organ Case; that these Nerves are like Keys, which, being struck on or touch'd, convey the Sound and Harmon...

— Cheyne, George (1671-1743)

Date: 1731

"Feeling is nothing but the Impulse, Motion, or Action of Bodies, gently or violently impressing the Extremities or Sides of the Nerves, of the Skin of other parts of the Body, which by their Structure and Mechanism, convey this Motion to the Sentient Principle in the Brain, or the Musician."

— Cheyne, George (1671-1743)

Date: 1733

"OR, in a more gross Similitude, the Intelligent Principle is like a Bell in a Steeple, to which there are an infinite Number of Hammers all around it, with Ropes of all Lengths, terminating or touching at every Point of the Surface of the Trunk or Case, one of whose Extremities being pull'd or t...

— Cheyne, George (1671-1743)

Date: 1733

"I have formerly suggested, that the best Similitude I can form of the Nature and Actions of this Principle upon the Organs of its Machin, is that of a skillful Musician playing on a well-tun'd Instrument."

— Cheyne, George (1671-1743)

Date: January 1739

"Now, if we consider the human mind, we shall find that with regard to the passions, it is not of the nature of a wind instrument of music, which, in running over all the notes, immediately loses the sound after the breath ceases; but rather resembles a string-instrument, where, after each s...

— Hume, David (1711-1776)

Date: 1742

"What satisfaction, when he looks within, to find the most turbulent passions tuned to just harmony and concord, and every jarring sound banished from this enchanting music!"

— Hume, David (1711-1776)

Date: 1748, 1754

"He will learn to transfer the Numbers of Poetry to the Harmony of the Mind, and of well-governed Passions."

— Fordyce, David (bap. 1711, d. 1751)

Date: 1748, 1754

"For, being now destitute of that Counter-poise which held them at a due pitch, they grow turbulent, peevish, and revengeful, the Cause of constant Restlessness and Torment, sometimes flying out into a wild delirious Joy, at other times settling into a deep splenetic Grief. The Concert between Re...

— Fordyce, David (bap. 1711, d. 1751)