If it takes a hundred years, it will be a pity, but I will not cease to work for it as long as I live.
Stability can only be attained by inactive matter.
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.
Be less curious about people and more curious about ideas.
I was taught the method for advancement is not quick or simple.
More and more, I feel the need for a house and a garden.