“Any sufficiently advanced technology is indistinguishable from magic.”

“1. When a distinguished but elderly scientist states that something is possible, he is almost certainly right. When he states that something is impossible, he is very probably wrong.2. The only way of discovering the limits of the possible is to venture a little way past them into the impossible.3. Any sufficiently advanced technology is indistinguishable from magic.”

“Magic's just science that we don't understand yet.”

“But it had been widely argued that advanced intelligence could never arise in the sea; there were not enough challenges in so benign and unvarying an environment.”

“Almost any seat was comfortable at one-sixth of a gravity.”

“It has yet to be proven that intelligence has any survival value.”

“Overhead, without any fuss, the stars were going out.”