The mystery of it gets me. The builders of the trilithons and the road were high-tech wizards, but their skills didn’t save them. I’ve been wondering… - Jack Williamson

“I go where I wish,” Horn had said, there at the base of the cliff.
And the ancient Mr. Wu had replied, “So we think, so we think. In the middle of things we see no pattern. But as we look back and view the picture whole, we realize how men are moved about by forces they do not suspect. The pieces fall into place. The pattern is clear.”
In other words, when somebody moves, something has pushed.
Choice. Where had there been choice?

He was a strong man in wise enough to realize that beyond power itself is the power of using it wisely.

Quietly she said: “I know I’m not insane.”
So, Barbee understood, did all lunatics.