To doubt everything and to believe everything are two equally convenient solutions; each… — Henri Poincare

To doubt everything and to believe everything are two equally convenient solutions; each saves us from thinking.

In the original French

Douter de tout ou tout croire, ce sont deux solutions également commodes, qui l'une et l'autre nous dispensent de réfléchir.

Science and Hypothesis · 1902
★ 4.3
Provenance
Current citation
Poincare, Henri. Science and Hypothesis: The Complete Text, translated by Melanie Frappier, Andrea Smith and David J. Stump, edited by Melanie Frappier and David J. Stump. Bloomsbury Academic, 2022, preface.
Original citation
Poincare, Henri. La science et l'hypothese [Science and Hypothesis]. Flammarion, 1902, introduction.