Date: 1641

"I am not that structure of limbs which is called a human body. I am not even some thin vapour which permeates the limbs - a wind, fire, air, breath, or whatever I depict in my imagination; for these are things which I have supposed to be nothing."

— Descartes, René (1596-1650)

Date: 1641

The mind is a craftsman, the body his tool

— Descartes, René (1596-1650)

Date: 1641

"If you do not accept this, then you must untie the knot which in your view must be binding us with adamantine bonds and preventing our mind from soaring above every kind of body."

— Mersenne, Marin (1588-1648)

Date: 1641

"As Lots wife was turned into a Pillar of Salt, that her inconstancie might be fixt, and yet be melting still: So, thou, my Soule, if I had my wish, shouldst be turned into a Pillar of Thoughts; that thy volubility might be restrain'd, and yet be thinking still."

— Baker, Richard, Sir (c. 1568-1645)

Date: 1644, 1647

"It must be realized that the human soul, while informing the entire body, nevertheless has its principal seat in the brain."

— Descartes, René (1596-1650)

Date: 1648

"Thus all common notions which are engraved in the mind have their origin in observation of things or in verbal instruction."

— Descartes, René (1596-1650)

Date: 1649

"But since humane flesh (that king of Beasts) began to delight himself in the objects of the Creation, more then in the Spirit Reason and Righteousness, who manifests himself to be the indweller in the Five Sences, of Hearing, Seeing, Tasting, Smelling, Feeling; then he fell into blindness of min...

— William Everard, John Palmer, John South, John Courton. William Taylor, Christopher Clifford, John Barker, Ferrard Winstanley, Richard Goodgroome, Thomas Starre, William Hoggrill, Robert Sawyer, Thomas Eder, Henry Bickerstaffe, John Taylor, &c,

Date: 1651, 1668

"And therefore of absurd and false affirmations, in case they be universal, there can be no understanding, though many think they understand them, when they do but repeat the words softly, or con them in their mind."

— Hobbes, Thomas (1588-1679)

Date: 1651, 1668

"This decaying sense, when we would express the thing itself (I mean fancy itself), we call imagination, as I said before; but when we would express the decay, and signify that the sense is fading, old, and past, it is called memory."

— Hobbes, Thomas (1588-1679)

Date: 1651, 1668

"When a body is once in motion, it moveth (unless something else hinders it) eternally; and whatsoever hindreth it, cannot in an instant, but in time and by degrees, quite extinguish it"

— Hobbes, Thomas (1588-1679)