First principle: never to let one's self be beaten down by persons or by events.

- Marie Curie

I never see what has been done; I only see what remains to be done.

- Marie Curie

Nothing in this world is to be feared... only understood.

- Marie Curie

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…

- Marie Curie

You cannot hope to build a better world without improving the individuals. To that end each of us must work for our own improvement, and at the same …

- Marie Curie

All my life through, the new sights of Nature made me rejoice like a child.

- Marie Curie

Be less curious about people and more curious about ideas.

- Marie Curie

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

- Marie Curie

We must have perseverance and above all confidence in ourselves.

- Marie Curie