The art of drawing conclusions from experiments and observations consists in evaluating probabilities and in estimating whether they are sufficiently great or numerous enough to constitute proofs. This kind of calculation is more complicated and more difficult than it is commonly thought to be.
A wealthy landowner cannot cultivate and improve his farm without spreading comfort and well-being around him. Rich and abundant crops, a numerous population and a prosperous countryside are the rewards for his efforts.
It is almost possible to predict one or two days in advance, within a rather broad range of probability, what the weather is going to be; it is even thought that it will not be impossible to publish daily forecasts, which would be very useful to soci.
One succeeds in obtaining an equivalent production at a lower price by improving the arts, trades and agriculture and by developing the physical and moral qualities of workers, farmers and craftsmen.
Vegetation is the basic instrument the creator uses to set all of nature in motion.
A man cannot live more than 24 hours unless he has at least three cubic meters of air that is being constantly replaced.
It took them only an instant to cut of that head, but it is unlikely that a hundred years will suffice to reproduce a singular one.
Languages are true analytical methods.
I consider nature a vast chemical laboratory in which all kinds of composition and decompositions are formed.