Diminish the mass of evils that afflict the human species, increase enjoyment and well-being. And even if the new routes opened up could prolong the ….

We think only through the medium of words. Languages are true analytical methods. Algebra, which is adapted to its purpose in every species of expres….

Sulfur, when burning, absorbs oxygen gas; the resulting acid is considerably heavier than the sulfur burned; its weight is equal to the sum of weight….

A wealthy landowner cannot cultivate and improve his farm without spreading comfort and well-being around him. Rich and abundant crops, a numerous po….

This theory [the oxygen theory] is not as I have heard it described, that of the French chemists, it is mine (elle est la mienne); it is a property w….

I consider nature a vast chemical laboratory in which all kinds of composition and decompositions are formed..

It is impossible to disassociate language from science...To call forth a concept, a word is needed..

Languages are true analytical methods..

It is not only by the pores of the skin that this aqueous emaciation takes place. A considerable quantity of humidity is also exhaled by the lungs at….

If everything in chemistry is explained in a satisfactory manner without the help of phlogiston, it is by that reason alone infinitely probable that ….

Perhaps... some day the precision of the data will be brought so far that the mathematician will be able to calculate at his desk the outcome of any ….

Experiments upon vegetation give reason to believe that light combines with certain parts of vegetables, and that the green of their leaves, and the ….