Why do people in this age think their own impoverished lives must be the norm of the universe?

A fanatic's willingness to kill or be killed in the service of a cause cannot prove the rightness of that cause.

In Harvest of Stars, there is this notion, not original with me of course, that it will become possible to download at least the basic aspects of a human personality into a machine program.

Will none wipe the sneer off the face of the cosmos?

My knowledge of the human psyche is as yet imperfect. Certain areas won't yield to computation.

If we knew exactly what to expect throughout the Solar System, we would have no reason to explore it.

Give fear no hold on you. Keep sinews loose and senses open, ready at every instant to flow with the rush of action.