Denis Diderot Quotes

Powerful Denis Diderot for Daily Growth

About Denis Diderot

Denis Diderot (1713-1784) was a prominent French philosopher, art critic, and writer during the Age of Enlightenment. Born on October 5, 1713, in Langres, Champagne, France, he grew up in a modest family and showed an early aptitude for learning. His father, Jean Baptiste Diderot, was a notary and his mother, Anne-Marie Madeleine Marguerite Brehant, was a housewife. Diderot's education began at the Jesuit College of Langres before moving to the Collège Royal Louis-le-Grand in Paris. However, he left without graduating due to financial difficulties. His intellectual curiosity led him to self-education and a wide range of interests, including philosophy, literature, art, and science. In 1743, Diderot began his significant collaboration with Jean le Rond d'Alembert on the Encyclopédie, a comprehensive dictionary of arts, sciences, and general knowledge, which became one of the most influential works of the Enlightenment. The project took over 28 years to complete and marked Diderot as a leading figure in the Enlightenment movement. Diderot's major works include "Jacques le Fataliste et son maître" (1796), a philosophical novel about determinism, and "Rameau's Nephew" (1780), a dialogue exploring sociology, literature, and the nature of humanity. His most controversial work is arguably "Le Neveu de Rameau" (The Rake's Progress), a philosophical and satirical play that critiques the French aristocracy and society. Diderot was also a prominent figure in the world of art, serving as the chief proponent for the Rococo artist Jean Baptiste Greuze and advocating for the Neoclassical style through his writings. His beliefs were rooted in reason and humanism, which often challenged the religious and political norms of his time. Denis Diderot died on July 31, 1784, leaving behind a rich intellectual legacy that continues to influence modern thought and culture.

Interpretations of Popular Quotes

"In reality, there is no such thing as an unchangeable state."

The quote by Denis Diderot suggests that all things in reality are susceptible to change. This means that nothing remains constant or immutable forever. Change is a natural part of existence, affecting individuals, societies, and the universe at large. Embracing this idea encourages flexibility, adaptability, and growth, as understanding and accepting that everything evolves can foster resilience and progress.


"Man is a being in perpetual motion."

Denis Diderot's quote, "Man is a being in perpetual motion," suggests that humans are inherently dynamic and constantly evolving beings. This could refer to our physical movement, emotional development, intellectual growth, or societal transformation. It underscores the idea that human life is not static but filled with change and progress, challenging us to keep moving forward and adapt to new circumstances.


"We are what we repeatedly do; excellence, then, is not an act but a habit."

This quote by Denis Diderot suggests that our character and actions are shaped less by isolated events or acts, but more by the habits we consistently practice. Excellence, therefore, is achieved not through one exceptional act, but through the consistent cultivation of good habits over time.


"The more a man reflects before he speaks, the slower he speaks."

This quote by Denis Diderot highlights the importance of thoughtfulness in speech. It suggests that individuals who take time to think before they speak are likely to express themselves more deliberately and with greater precision, reducing the chances of saying something careless or regrettable. This quality is often associated with wisdom and maturity, as it demonstrates a consideration for both the speaker's own words and their impact on others. In essence, Diderot emphasizes the value of pausing to reflect before engaging in conversation.


"Every day I set out to be a better person than I was the day before."

This quote by Denis Diderot expresses an ongoing commitment to personal growth, self-improvement, and becoming a better version of oneself each day. It emphasizes the importance of self-reflection, learning from past experiences, and striving for continuous development. In essence, it's about never stopping to learn and evolve as a human being.


When superstition is allowed to perform the task of old age in dulling the human temperament, we can say goodbye to all excellence in poetry, in painting, and in music.

- Denis Diderot

Excellence, Old, Allowed, Perform

The possibility of divorce renders both marriage partners stricter in their observance of the duties they owe to each other. Divorces help to improve morals and to increase the population.

- Denis Diderot

Morals, Other, Observance, Divorces

Although a man may wear fine clothing, if he lives peacefully; and is good, self-possessed, has faith and is pure; and if he does not hurt any living being, he is a holy man.

- Denis Diderot

Living, May, Lives, Clothing

There is no moral precept that does not have something inconvenient about it.

- Denis Diderot

Precept, About, Does, Inconvenient

The pit of a theatre is the one place where the tears of virtuous and wicked men alike are mingled.

- Denis Diderot

Theatre, Tears, Alike, Wicked

The decisions of law courts should never be printed: in the long run, they form a counter authority to the law.

- Denis Diderot

Law, Never, Form, Printed

There are things I can't force. I must adjust. There are times when the greatest change needed is a change of my viewpoint.

- Denis Diderot

Change, Needed, Viewpoint, Adjust

There is no kind of harassment that a man may not inflict on a woman with impunity in civilized societies.

- Denis Diderot

Woman, May, Civilized, Impunity

Pithy sentences are like sharp nails which force truth upon our memory.

- Denis Diderot

Truth, Memory, Which, Sharp

His hands would plait the priest's guts, if he had no rope, to strangle kings.

- Denis Diderot

Hands, His, Would, Strangle

It is not human nature we should accuse but the despicable conventions that pervert it.

- Denis Diderot

Nature, Should, Accuse, Despicable

We are far more liable to catch the vices than the virtues of our associates.

- Denis Diderot

More, Far, Associates, Vices

The philosopher has never killed any priests, whereas the priest has killed a great many philosophers.

- Denis Diderot

Never, Philosopher, Priest, Priests

Gaiety is a quality of ordinary men. Genius always presupposes some disorder in the machine.

- Denis Diderot

Genius, Always, Gaiety, Ordinary Men

The infant runs toward it with its eyes closed, the adult is stationary, the old man approaches it with his back turned.

- Denis Diderot

Old, Back, Turned, Runs

When science, art, literature, and philosophy are simply the manifestation of personality they are on a level where glorious and dazzling achievements are possible, which can make a man's name live for thousands of years.

- Denis Diderot

Art, Manifestation, Which, Thousands Of Years

Poetry must have something in it that is barbaric, vast and wild.

- Denis Diderot

Wild, Must, Vast, Barbaric

All abstract sciences are nothing but the study of relations between signs.

- Denis Diderot

Study, Signs, Sciences, Relations

We are all instruments endowed with feeling and memory. Our senses are so many strings that are struck by surrounding objects and that also frequently strike themselves.

- Denis Diderot

Memory, Senses, Surrounding, Struck

In order to shake a hypothesis, it is sometimes not necessary to do anything more than push it as far as it will go.

- Denis Diderot

Will, Shake, Necessary, Hypothesis

Patriotism is an ephemeral motive that scarcely ever outlasts the particular threat to society that aroused it.

- Denis Diderot

Society, Ever, Aroused, Scarcely

Only a very bad theologian would confuse the certainty that follows revelation with the truths that are revealed. They are entirely different things.

- Denis Diderot

Bad, Very, Theologian, Revealed

If there is one realm in which it is essential to be sublime, it is in wickedness. You spit on a petty thief, but you can't deny a kind of respect for the great criminal.

- Denis Diderot

Wickedness, Which, Deny, Petty

Disturbances in society are never more fearful than when those who are stirring up the trouble can use the pretext of religion to mask their true designs.

- Denis Diderot

Religion, More, Use, Mask

Morals are in all countries the result of legislation and government; they are not African or Asian or European: they are good or bad.

- Denis Diderot

Government, Bad, Result, Legislation

Man will never be free until the last king is strangled with the entrails of the last priest.

- Denis Diderot

Freedom, Never, Last, Strangled

It is said that desire is a product of the will, but the converse is in fact true: will is a product of desire.

- Denis Diderot

Desire, Product, Fact, Converse

Only passions, great passions can elevate the soul to great things.

- Denis Diderot

Great, Soul, Only, Passions

To attempt the destruction of our passions is the height of folly. What a noble aim is that of the zealot who tortures himself like a madman in order to desire nothing, love nothing, feel nothing, and who, if he succeeded, would end up a complete monster!

- Denis Diderot

Love, Aim, Folly, Passions

One declaims endlessly against the passions; one imputes all of man's suffering to them. One forgets that they are also the source of all his pleasures.

- Denis Diderot

Against, Them, Endlessly, Passions

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