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

"A scientist must be a child. He must be curious. He must be eager to learn. He must be willing to make mistakes."

"I was taught that the way of progress was neither swift nor easy."

"The older one gets, the more one feels that the present moment must be enjoyed, comparable to a state of grace."

"Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something and that this thing must be attained…"