You cannot hope to build a better world without improving the individuals.

We must not forget that when radium was discovered no one knew that it would prove useful in hospitals.

Now is the time to understand more, so we fear less.

This means that we have here an entirely separate kind of chemistry for which the current tool we use is the electrometer, not the balance, and which we might well call the chemistry of the imponderable.

It's always good to marry your best friend.

Pierre Curie voluntarily exposed his arm to the action of radium for several hours. This resulted in damage resembling a burn that developed progressively and required several months to heal. Henri Becquerel had by accident a similar burn as a result of carrying in his vest pocket a glass tube containing radium salt. He came to tell us of this evil effect of radium, exclaiming in a manner at once delighted and annoyed: "I love it, but I owe it a grudge."

I have frequently been questioned, especially by women, of how I could reconcile family life with a scientific career. Well, it has not been easy.