Date: 1765

"Modern philosophers give them other fine names and Julius Scaliger, in particular, used to call them "seeds of eternity" and also "zopyra"--meaning living fires or flashes of light hidden inside us but made visible by stimulation of the senses, as sparks can be struck by steel."

— Leibniz, Gottfried Wilhelm (1646-1716)

Date: 1767

"Poetic Genius in particular cannot flourish either in uninterrupted SUNSHINE, or in continual SHADE. It languishes under the blazing ardor of a summer noon, as its buds are blasted by the damp fogs and chilling breath of a winter sky."

— Duff, William (1732-1815)

Date: 1792

"The business of education in this case, is only to conduct the shooting tendrils to a proper pole; yet after laying precept upon precept, without allowing a child to acquire judgement itself, parents expect them to act in the same manner by this borrowed fallacious light, as if they had illumina...

— Wollstonecraft, Mary (1759-1797)