"It took them only an instant to cut off that head, but France may not produce another like it in a century."

"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 d…"

"I have no other ambition than to serve humanity."

"We may lay it down as an incontestible axiom, that, in all the operations of art and nature, nothing is created; an equal quantity of matter exists both before and after the experiment; the quality an…"

"I have lived a simple life, devoted to science and to the service of my country."