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

"The future of chemistry depends on the precision of its instruments and the accuracy of its observations."

"The true wealth of a nation is its knowledge and its industry."

"As ideas are preserved and communicated by means of words, it necessarily follows that we cannot improve the language of any science, without at the same time improving the science itself; neither can…"

"I have endeavored to make chemistry a science of reasoning, and not of memory."