“Doubt is not a pleasant condition, but certainty is absurd.”

- November 21, 1694 – May 30, 1778
- Born in France
- Philosopher, man of letters, historian
- Wrote many works, including “Philosophy of History,” “De Toleration,” “Philosophical Dictionary,” “Philosophical Letters,” “Oedipus,” and “Candide,” and is known as a pioneer of Enlightenment thought.
Quote
“Doubt is not a pleasant condition, but certainty is absurd.”
Explanation
This quote reflects Voltaire’s philosophical view on the nature of knowledge and the human condition. He acknowledges that doubt can be uncomfortable, as it leaves us uncertain and unsure, but he argues that certainty, or the absolute belief that we know something for sure, is equally problematic. Voltaire suggests that holding onto rigid certainties is not only unrealistic but absurd, as it ignores the complexity and uncertainty inherent in life and the human experience.
In modern contexts, this idea resonates with the scientific and philosophical understanding that knowledge is always evolving. In many fields, certainty is rare, and progress is driven by questioning, challenging assumptions, and embracing doubt. Voltaire’s quote invites us to accept uncertainty as part of the learning process and encourages intellectual humility, suggesting that the pursuit of knowledge involves more asking and questioning than arriving at definitive answers.
A specific example of this principle can be seen in the scientific method, where hypotheses are tested and theories are constantly reevaluated in light of new evidence. In the realm of science, certainty is always provisional, subject to revision as new discoveries are made. Voltaire’s quote reminds us that while doubt can be uncomfortable, it is essential for growth and understanding, and that certainty should never be held too rigidly, as it limits exploration and progress.