When one studies strongly radioactive substances special precautions must be taken if one wishes to be able to take delicate measurements. The various objects used in a chemical laboratory and those used in a chemical laboratory, and those which serve for experiments in physics, become radioactive in a short time and act upon photographic plates through black paper. Dust, the air of the room, and one's clothes all become radioactive.

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

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

Be less curious about people and more curious about ideas.

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

It's always good to marry your best friend.

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