Who Was Voltaire and Why Did He Champion Reason?

Voltaire lived from 1694 to 1778 and is widely regarded as one of the most influential thinkers of the European Enlightenment. His pen was feared and admired in equal measure. He wrote plays, philosophical treatises, pamphlets, and a vast body of correspondence. But above all else, he was a defender of human reason as a compass for life. Voltaire witnessed firsthand how superstition, dogmatism, and intolerance divided the people of his era. His answer? Reason as a universal bond between human beings, regardless of their origin or creed.

In his writings on the Enlightenment, Voltaire argues that true civilization does not spring from blind obedience to tradition, but from the ability to think critically while showing genuine respect for one’s fellow human beings. This is not cold rationalism. Voltaire emphasizes that reason only truly flourishes when it is accompanied by human warmth and mutual understanding — a balance that any thoughtful Mason will immediately recognize.

What Did Voltaire Really Mean by Brotherhood?

Here we touch the very heart of his philosophy. For Voltaire, brotherhood is not a sentimental notion but a practical necessity. He observed how religious and political division was tearing Europe apart. His conclusion was as simple as it was radical: people must treat one another as brothers — not in spite of their differences, but precisely by acknowledging and respecting those differences. The person who follows reason, Voltaire argues, inevitably arrives at the conclusion that all human beings are fundamentally equal in worth.

Brotherhood, in Voltaire’s understanding, is not an abstract ideal. It is the logical consequence of an enlightened mind that recognizes no person stands above another. He illustrates this with examples drawn from history, pointing to the religious wars that ravaged France and contrasting them with the tolerance he personally witnessed in England and the Dutch Republic. Where people were free to think and act according to their conscience, not only the economy thrived — so did the bonds between people.

Voltaire’s Initiation and the Masonic Connection

The question naturally arises: what connects Voltaire’s philosophy to Freemasonry? In 1778, shortly before his death, Voltaire was initiated into the Parisian lodge Les Neuf Sœurs (The Nine Sisters). This was no coincidence. Eighteenth-century Freemasonry offered a space where men of different backgrounds could meet as equals. The lodge functioned as a laboratory for Enlightenment ideals — a place where reason and brotherhood were not merely discussed but actively practiced.

The core values Voltaire championed are found in the very foundations of Freemasonry. The search for truth through reason. The pursuit of self-improvement. And above all, the fraternal bond that forms when individuals set aside their egos and focus on the common good. Voltaire would have felt entirely at home in a tradition that invited him to continually question, doubt, and grow — the very essence of the Masonic journey.

Concrete Examples: How Voltaire Made His Case

Voltaire was a master at using vivid, concrete examples to drive his arguments home. He frequently pointed to the tolerance he experienced in English society during his years of exile. He admired how followers of different faiths lived peacefully side by side and traded freely with one another. This stood in sharp contrast to the situation in France, where the revocation of the Edict of Nantes had led to the systematic persecution of Protestants.

Another figure Voltaire invoked was Confucius. He saw in the Chinese sage an ally in the pursuit of a morality grounded in reason and humanity, without the need for dogmatic religion. Voltaire did not use these examples to idealize foreign cultures. Rather, he deployed them to demonstrate that enlightened principles are universal — that the impulse toward reason and brotherhood is not the property of any single nation or tradition, but belongs to all of humanity.

What Can Today’s Freemasons Learn from Voltaire?

In an age when polarization and misunderstanding often dominate public discourse, Voltaire’s message remains surprisingly urgent. His call for tolerance is not a sign of weakness — it is an act of intellectual courage. It takes far more strength to treat an opponent as a brother than to condemn him. Voltaire challenges us to abandon the easy path of prejudice and walk the harder road of understanding.

His philosophy offers several enduring principles that speak directly to the Masonic experience:

Reason as a compass for both personal and collective decisions. Brotherhood as the practical expression of human equality. Tolerance as a precondition for a flourishing society. And critical thinking combined with genuine human warmth — the kind of balance every lodge strives to cultivate within its walls.

For Freemasons, Voltaire’s writings serve as a mirror. They remind us that the values we profess in the lodge have their roots in a long tradition of enlightened thought. Voltaire, like the Stoic philosophers before him and thinkers such as Montaigne, understood that true wisdom does not consist in the accumulation of knowledge, but in applying that knowledge in service of one’s fellow human beings.

Voltaire’s reflections on reason and brotherhood are far more than a historical artifact. They are an invitation to rethink the ideals of the Enlightenment and apply them in our own lives. The question Voltaire poses remains as relevant as ever: do we dare follow reason, even when it leads us toward uncomfortable truths? And are we willing to see a brother in every person we meet? How we answer those questions defines not only who we are as Freemasons, but who we aspire to become as human beings.

Copyright text & image: devrijmetselaar.nl
Texts are based on the ideas and content of the author of devrijmetselaar.nl, reviewed, corrected, and supplemented with the assistance of OpenAI. Images are created based on the ideas of the author of devrijmetselaar.nl using OpenAI/DALL-E.

The message Voltaire and the Enlightenment: Reason and Brotherhood United first published on De Vrijmetselaar.