Date: 1615

"Go too then, is not he said to know himself, who can tell how to temper and order the state and condition of his mind, how to appease those civil tumults within himself, by the storms and waves whereof he is pitifully tossed, and how to suppress and appease those varieties of passions wherewith ...

— Crooke, Helkiah (1576-1648)

Date: 1691

"Thirdly, Let us hence duly learn to prize and value our Souls; is the Body such a rare Piece, what this is the Soul? the Body is but the Husk or Shell, the Soul is the Kernel; the Body is but the Cask, the Soul the precious Liquor contained in it; the Body is but the Cabinet; the Soul the Jewel;...

— Ray [formerly Wray], John (1627–1705)

Date: 1794

"As those which contribute to circulate the blood, and to perform the various secretions; as well as the associate tribes and trains of ideas, which contribute to furnish the perpetual streams of our dreaming imaginations."

— Darwin, Erasmus (1731-1802)