Date: 1790, 1794, 1795, 1818, 1827

"The cistern contains: the fountain overflows / One thought, fills immensity."

— Blake, William (1757-1827)

Date: 1790, 1794, 1795, 1818, 1827

"The man who never alters his opinion is like standing water, & breeds reptiles of the mind."

— Blake, William (1757-1827)

Date: 1792

"As when in ocean sinks the orb of day, / Long on the wave reflected lustres play; / Thy tempered gleams of happiness resigned / Glance on the darkened mirror of the mind."

— Rogers, Samuel (1763-1855)

Date: 1799

"And, in the waveless mirror of his mind, / Views the fleet years of pleasure left behind, / Since Anna's empire o'er his heart began!"

— Campbell, Thomas (1777-1844)

Date: October 4, 1802

"I may not hope from outward forms to win / The passion and the life, whose fountains are within."

— Coleridge, Samuel Taylor (1772-1834)