"And, what was of singular note in these magical Glasses; it wou'd happen, that by constant and long Inspection, the Partys accustom'd to the Practice, wou'd acquire a peculiar speculative Habit; so as virtually to carry about with 'em a sort of Pocket-Mirrour, always ready, and in use."
— Cooper, Anthony Ashley, third earl of Shaftesbury (1671-1713)
(pp. 194-6; pp. 87-8 in Klein)
See Soliloquy, or Advice to an Author (London: John Morphew, 1710). <Link to ESTC><Link to Google Books>
See also "Soliloquy, or Advice to an Author" in Characteristicks of Men, Manners, Opinions, Times. In Three Volumes. (London: John Darby, 1711). <Link to ESTC>
Some text drawn from ECCO and Google Books; also from Anthony Ashley Cooper, Third Earl of Shaftesbury. Characteristics of Men, Manners, Opinions, Times, ed. Lawrence E. Klein (Cambridge: CUP, 2001). Klein's text is based on the British Library's copy of the second edition of 1714. [Texts to be collated.]