Date: 1597

"Thy head is as full of quarrels as an egg is full of meat, and yet thy head hath been beaten as addle as an egg for quarrelling."

— Shakespeare, William (1564-1616)

Date: 1611

"As the hart panteth after the water brooks, so panteth my soul after thee, O God."

— Author Unknown

Date: 1644, 1647

"The brute beasts, who have only their bodies to preserve, are continually occupied in looking for food to nourish them; but human beings, whose most important part is the mind, should devote their main efforts to the search for wisdom, which is the true food of the mind."

— Descartes, René (1596-1650)

Date: 1667; 2nd ed. in 1674

"Then feed on thoughts, that voluntary move / Harmonious numbers; as the wakeful bird / Sings darkling, and in shadiest covert hid / Tunes her nocturnal note."

— Milton, John (1608-1674)

Date: 1699, 1714

"There is no body who has consider'd ever so little the nature of the sensible part, the Soul or Mind, but knows that in the same manner as without action, motion and employment, the Body languishes and is oppress'd, its Nourishment grows the matter and food of Disease, the Spirits unconsum'd hel...

— Cooper, Anthony Ashley, third earl of Shaftesbury (1671-1713)

Date: 1706 [first published 1658]

"To Ruminate, to chew the Cud: In a figurative Sense, to ponder seriously, to weigh in Mind, to consider, muse, or think upon."

— Phillips, Edward (1630-1696)

Date: December 29, 2009

"We have to crack the cognitive egg and scramble it up."

— Strauch, Barbara