The heavens declare the glory of Kepler and Newton.

nd now that man's history has been for the first time systematically considered as a whole, and has been found to be, like all other phenomena, subject to invariable laws, the preparatory labours of modern Science are ended.

Men are not allowed to think freely about chemistry and biology: why should they be allowed to think freely about political philosophy?

Language forms a kind of wealth, which all can make use of at once without causing any diminution of the store, and which thus admits a complete community of enjoyment; for all, freely participating in the general treasure, unconsciously aid in its preservation.

The heavens declare the glory of Kepler and Newton.

C'este donc par l'étude des mathématiques, et seulement par elle, que l'on peut se faire une idée juste et approfondie de ce que c'est qu'une science.

All good intellects have repeated, since Bacon's time, that there can be no real knowledge but which is based on observed facts.