Splitting the atom has been going on for billions of years in the universe. It is an old, old story so far as the suns and stars are concerned. They do it easily, whereas man has toiled to accomplish it, and when he did he caused a world-wide headache and a crisis for humanity.

In: S.J. Woolf - Dr. Harlow Shapley, American Scientist, Volume 34, Number 3, July 1946 (p. 468)