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.

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.

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.

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

So, my advice to young scientists is, think critically about your work; probably don't blab unnecessarily.

Well, all life forms are dependent upon water.

Mother had to support herself at age 18 because it was during the depression and when my grandfather lost the farm and there was no place for her; she worked as an assistant to a maid.