Date: 1667

"I wonder not to find those that know most, / Profess so much their Ignorance; / Since in their own Souls greatest Wits are lost, / And of themselves have scarce a glance."

— Philips [née Fowler], Katherine (1632-1664)

Date: 1667

"A Soul self-mov'd which can dilate, contract, / Pierces and judges things unseen: / But this gross heap of Matter cannot act, / Unless impulsed from within."

— Philips [née Fowler], Katherine (1632-1664)

Date: 1667

"So unconcern'd she lives, so much above / The Rubbish of a sordid Jail, / That nothing doth her Energy improve / So much as when those structures fail."

— Philips [née Fowler], Katherine (1632-1664)

Date: 1667

"It is our narrow thoughts shorten these things, / By their companion Flesh inclin'd; / Which feeling its own weakness gladly brings / The same opinion to the Mind."

— Philips [née Fowler], Katherine (1632-1664)

Date: 1667; 2nd ed. in 1674

"The mind is its own place, and in itself / Can make a Heaven of Hell, a Hell of Heaven."

— Milton, John (1608-1674)

Date: 1667; 2nd ed. in 1674

"[T]he soul / Reason receives, and reason is her being, / Discursive, or intuitive; discourse / Is oftest Yours, the latter most is ours, / Differing but in degree, of kind the same."

— Milton, John (1608-1674)

Date: 1667; 2nd ed. in 1674

"Easier than air with air, if Spirits embrace / Total they mix."

— Milton, John (1608-1674)

Date: 1667; 2nd ed. in 1674

"[H]orrour and doubt distract / His troubled thoughts, and from the bottom stir / The Hell within him; for within him Hell / He brings, and round about him, nor from Hell / One step, no more than from himself, can fly / By change of place."

— Milton, John (1608-1674)

Date: 1670

Weakness of mind may be water-like or wax-like

— Greville, Fulke, first Baron Brooke of Beauchamps Court (1554-1628)

Date: 1675

"Thou say'st, the spirit is a silent voyce, / VVhence is it then thou mak'st so great a noyse?"

— Keach, Benjamin (1640-1704)