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You are invited to come to see the Earth turn, tomorrow, from three to five, at Meridian Hall of the Paris Observatory.

— Léon Foucault

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More quotes by Léon Foucault

The phenomenon develops calmly, but it is invisible, unstoppable.

To contribute usefully to the advance of science, one must sometimes not disdain from undertaking simple verifications.

Above all, we must be accurate, and it is an obligation which we intend to fulfill scrupulously.

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Attribution

Quote text and notes from Wikiquote: Léon Foucault (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.