Date: 1748, 1749

"For if it does not entirely sleep, how little does it want of it? Since it is impossible for her to recollect one object, to which she gave attention, amidst that innumerable crowd of confused ideas, which as so many vanishing clouds had filled up, if I may so say, the atmosphere of the brain."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"The human body is a machine that winds up its own springs: it is a living image of the perpetual motion."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"Without proper food the soul languishes, raves, and dies with faintness. It is like a taper, which revives in the moment it is going to be extinguished."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"We think not, nay, we are not honest men, but as we are chearful, or brave; all depends on the manner of winding up the machine."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"A person would be tempted to think, at certain times, that the soul is lodged in the stomach, and that Van Helmont in placing it in the pylorus, is not deceived but by taking a part for the whole."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"'Tis thus the brain, that matrix, if I may use the expression, of the soul, is perverted after its manner, together with that of the body."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"In the fair sex, the soul adapts itself to the delicacy of constitution: thence flow that tenderness, that affection, those lively sentiments founded rather upon passion than reason; and in fine, those prejudices and superstitions whose impression is so hard to be effaced."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"The mind has, as well as the body, its epidemical and scorbutic disorders."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"Wit contracts rust amongst those that have none."

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"These are the animals, that resemble man the most; for we observe likewise amongst them the same gradual analogy, in relation to the callous body, in which Lancisi had placed the seat of the Soul, before the late Monsieur de la Peyronnie, who has illustrated this opinion with a variety of experi...

— Julien Offray de La Mettrie (1709-1751)