Quote by Robert A. Heinlein
When a place gets crowded enough to require ID's, social collapse is not far away. It is time to go elsewhere. The best thing about space travel is that it made it possible to go elsewhere.
Summary
This quote suggests that when a society reaches a point where identification becomes necessary due to overcrowding, it is a sign of an impending social collapse. It implies that such circumstances are ideal for individuals to seek another place to live, and space travel has made it feasible to explore and settle in alternative locations. The quote highlights the potential benefits of space travel, offering the possibility of escaping societal problems by finding new and less crowded environments.