Quotation 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.
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Understanding this quote AI Analysis
When a location becomes so full that people need identification to enter, it signals a breakdown in social order and safety. The advantage of space travel is that it offers an escape to new, less crowded places before such collapse happens.
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