More and more, I feel the need for a house and a garden.

The sensitive plate, the gas which is ionised, the fluorescent screen, are in reality receivers, into another kind of energy, chemical energy, ionic energy... luminous energy.

It's always good to marry your best friend.

Certein bodies... become luminous when heated. Their luminosity disappears after some time, but the capacity of becoming luminous afresh through heat is restored to them by the action of a spark, and also by the action of radium.

It was like a new world opened to me, the world of science, which I was at last permitted to know in all liberty.

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

There are sadistic scientists who hurry to hunt down errors instead of establishing the truth.