Doubt is not a pleasant condition, but certainty is absurd.
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By the same author and on kindred topics.
Voltaire, 1694–1778 -
Voltaire, 1694–1778 -
Work keeps at bay three great evils: boredom, vice and need.
Voltaire, 1694–1778 
The first step of wisdom is to accuse everything; the last, to make peace with everything.
Georg Christoph Lichtenberg, 1742–1799 -
The ordinary mind always conforms to the prevailing opinion and the prevailing fashion.
Georg Christoph Lichtenberg, 1742–1799 
Reasoning will never make a man correct an ill opinion, which by reasoning he never acquired.
Jonathan Swift, 1667–1745