| Link | Quote | Stars | Tags | Author |
| 135d12e | I wouldn't want [the people of Baleyworld] to live that long as a general thing. The pace of historical and intellectual advance would then become too slow. Those at the top would stay in power too long. Baleyworld would sink into conversation and decay - as your world has done. | progress immortality death longevity decadence | Isaac Asimov | |
| ff5e3f6 | "It lasted for a long time, I believe." "A very long time. It was a great success, but even great successes come to a natural end." | success longevity | Isaac Asimov |