The older one gets, the more one feels that the present must be enjoyed; it is a precious gift, comparable to a state of grace

I am one of those who think like Nobel, that humanity will draw more good than evil from new discoveries.

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

Just remember you will find that one special love that you know is right but for some reason just doesn't last

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

I am among those who think that science has great beauty.

Stability can only be attained by inactive matter.

It's always good to marry your best friend.

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.

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves.

You can only analyze the data you have. Be strategic about what to gather and how to store it

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

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

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

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

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

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

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

Be less curious about people and more curious about ideas.