[Instead of collecting stamps, he collected dictionaries and encyclopaedias:] Because you can learn more from them.

Science is the search for truth.

The nucleic acids, as constituents of living organisms, are comparable In importance to proteins. There is evidence that they are Involved In the processes of cell division and growth, that they participate In the transmission of hereditary characters, and that they are important constituents of viruses. An understanding of the molecular structure of the nucleic acids should be of value In the effort to understand the fundamental phenomena of life.

Every aspect of the world today - even politics and international relations - is affected by chemistry.

During the time that [Karl] Landsteiner gave me an education in the field of imununology, I discovered that he and I were thinking about the serologic problem in very different ways. He would ask, What do these experiments force us to believe about the nature of the world? I would ask, What is the most. simple and general picture of the world that we can formulate that is not ruled by these experiments? I realized that medical and biological investigators were not attacking their problems the same way that theoretical physicists do, the way I had been in the habit of doing.

[Instead of collecting stamps, he collected dictionaries and encyclopaedias:] Because you can learn more from them.

You can trace every sickness, every disease and every ailment to a mineral deficiency.