In 1862, Abraham Lincoln signed the Homestead Act, a bill opening one half million square miles of territory in the western United States for settlement.

Now a cholera epidemic was sweeping through Southeast Asia and south Asia in the early 1970s, so I started medical school and I joined a laboratory to work on this.

We always had lutefisk for Christmas dinner, after which Dad read from the Norwegian Bible.

Often times the public school teachers are ridiculed or they are made to feel inferior but this is really undeserved.

Dad was a chemistry professor at Saint Olaf College in Minnesota, then Oxford College in Minnesota, and a very active member of the American Chemical Society education committee, where he sat on the committee with Linus Pauling, who had authored a very phenomenally important textbook of chemistry.

Well, all life forms are dependent upon water.

It is a remarkable honor to receive a Nobel Prize, because it not only recognizes discoveries, but also their usefulness to the advancement of fundamental science.