Date: 1916

"The demon of spirituality descends into our soul like a white bird."

— Jung, Carl (1875-1961)

Date: December, 1917

"I was of three minds, / Like a tree / In which there are three blackbirds."

— Stevens, Wallace (1879-1955)

Date: 1918

"Mr. Chesterton's brain swarms with ideas; I see no evidence that it thinks."

— Eliot, T. S. (1888-1965)

Date: 1922

"Fed and feeding brains about me: under glowlamps, impaled, with faintly beating feelers: and in my mind's darkness a sloth of the underworld, reluctant, shy of brightness, shifting her dragon scaly folds."

— Joyce, James (1882-1941)

Date: 1926

"Suddenly she remembered the goods yard at Paddington, and all her thoughts slid together again like a pack of hounds that have picked up the scent."

— Warner, Sylvia Townsend (1893-1978)

Date: November, 1930

"What's in your mind, my dove, my coney; / Do thoughts grow like feathers, the dead end of life; / Is it making of love or counting of money, / Or raid on the jewels, the plans of a thief?"

— Auden, W. H. (1907-1973)

Date: 1936

"Lids closed, the eyes are watchful; the brain / carefully stalks the thought like a tiger / following the accurately-scented prey / through tangled jungle foliage."

— Edwin Rolfe (1909-1954)

Date: 1942

A highbrow "is the man or woman of thoroughbred intelligence who rides his mind at a gallop across country in pursuit of an idea."

— Woolf, Virgina (1882-1941)

Date: 1942

"I shall keep them [my thoughts] to myself for a time, and when I am older / They will shine as a white worm shines under a green boulder."

— Smith, Stevie (1902-1971)

Date: March 17, 1950 [2005]

"One of those involuntary revealing thoughts one surprises, running like a rat through the muck-heap of my mind: Maybe I'll be able to afford that ikon if he goes."

— Friend, Donald (1915-1989)