"I am among those who think that science has great beauty."

"I had to work for my living, and I had to study. It was a very hard time for me."

"You cannot hope to build a better world without improving the individuals. To that end, each of us must work for his own improvement, and at the same time share a general responsibility for all humani…"

"I did not come to France to make money. I came to France to study science."

"There are cruel, ignorant people who have tried to make my work appear bad. But it is not bad. It is good. It is for the good of humanity."