Date: 1765

"Reason in the bosom pours, / Its growth improves, its fruit matures, / Each counsel of the human brain / Weighs in his scale, and stamps it vain?"

— Merrick, James (1720-1769)

Date: 1792

"They bade retentive memory on their mind / Impress each image, in distinctive lines / That mock'd erasure."

— Polwhele, Richard (1760-1838)

Date: April, 1871

"Constantly impressed ideas are brought back by the world around us, and if they are so often, get so tied to our other ideas that we can hardly wrench them away."

— Bagehot, William (1826-1877)