Doubt everything or believe everything: these are two equally convenient strategies. With either we dispense with the need for reflection.
Jules Henri Poincaré
- Life
- 1854-1912
- Occupations
- mathematician, philosopher, astronomer
- Notable works
- Poincaré conjecture, Poincaré group, Poincaré recurrence theorem
Facts: Wikidata (CC0), as of 2026-07-09
It is through science that we prove, but through intuition that we discover.
Jules Henri Poincaré