The squares of the periodic times are to each other as the cubes of the mean distances.
“Nothing is more confused than to be ordered into a war to die or to be maimed for life without the faintest idea of what's going on.”
“I had some vague memory of visiting Canberra as a lad, when we came up with my father by car. But when I made the long train journey from Sydney to Canberra and arrived at the little stop, I did wonder slightly whether this really was the national capital.”