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William Blake Quotes: Sources, Meanings & Themes

Browse quotations by William Blake with named works, context notes, meanings and recurring themes.

Source identified1
To see a World in a Grain of Sand and a Heaven in a Wild Flower.

“To see a World in a Grain of Sand and a Heaven in a Wild Flower.”

The image invites attention to scale and wonder, suggesting that profound meaning can appear inside ordinary and easily overlooked details.

Source details

Opening of “Auguries of Innocence”; Blake places vastness inside tiny natural forms.

Source identified2
He who binds to himself a joy does the winged life destroy.

“He who binds to himself a joy does the winged life destroy.”

Trying to possess a joyful moment permanently can damage it, while accepting impermanence allows experience to remain alive and free.

Source details

Short poem commonly titled “Eternity”; Blake contrasts grasping with the passing movement of joy.

Source identified3
What is now proved was once only imagined.

“What is now proved was once only imagined.”

Blake’s proverb compresses a recurring imaginative pattern: possibilities can exist first as conceived ideas before later work, discovery or demonstration makes some of them real or provable.

Source details

The Marriage of Heaven and Hell, “Proverbs of Hell,” represented by Project Gutenberg #45315 at printed page 16. Gutenberg regularizes the line to “imagined”; Blake’s engraved text is often transcribed with historical spelling and punctuation. The proverb is part of Blake’s deliberately paradoxical infernal-wisdom sequence, not a literal claim that every imagined thing will eventually be proved.

Source identified4
He who desires but acts not breeds pestilence.
Image design Rose Studio

“He who desires but acts not breeds pestilence.”

Unacted desire can turn stagnant; the line pushes toward action rather than indefinite wishing.

Source details

“Proverbs of Hell.”

Source identified5
The road of excess leads to the palace of wisdom.

“The road of excess leads to the palace of wisdom.”

The proverb provocatively suggests that excess can teach limits through direct experience, though it is not a simple instruction to pursue excess.

Source details

The Marriage of Heaven and Hell, “Proverbs of Hell”; Blake presents the line as a deliberately paradoxical aphorism about experience and limits.

Source identified7
If the doors of perception were cleansed every thing would appear to man as it is, Infinite.

“If the doors of perception were cleansed every thing would appear to man as it is, Infinite.”

Blake imagines habitual perception as a filter that narrows reality; cleansing it would reveal a less limited world.

Source details

The Marriage of Heaven and Hell, Plate 14; Blake’s prose-poetic argument about the limits and cleansing of perception.