Thought is only a gleam in the midst of a long night. But it is this gleam which is everything.

la pensee n'est qu'un éclair au miliur d'une longue nuit. Mais c'est eet éclair qui est tout.

Henri Poincaré

The Value of Science

More information about this quote

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Original Citation

Poincare, Henri. Valeur de la Science [The Value of Science]. Flammarion, 1904, ch. 11.

Current Citation

Poincare, Henri. The Value of Science: Essential Writings of Henri Poincare, edited by Stephen Jay Gould. Random House Publishing Group, 2001.