Date: 1741

"So for Instance, in Children; they perceive and forget a hundred Things in an Hour; the Brain is so soft that it receives immediately all Impressions like Water or liquid Mud, and retains scarce any of them: All the Traces, Forms or Images which are drawn there, are immediately effaced or closed...

— Watts, Isaac (1674-1748)

Date: 1748, 1749

"Hurried with incessant rapidity by the vortex of blood and animal spirits, one undulation makes an impression, which is immediately effaced by another; the soul pursues it, but often in vain: she must wait to bewail the loss of what she did not quickly lay hold of; and thus it is that the imagin...

— Julien Offray de La Mettrie (1709-1751)