How To Use Closed universe In A Sentence

• Secular humanism is the belief that man lives in a closed universe. Is Secular Humanism(left wing liberalism) ruining the Western world?? I say yes. Any other thoughts? « Children Literacy « Literacy Help « Literacy News
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• If the universe has a positive curvature, it's a closed universe.
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• Neither, if we live in a purely naturalistic world, are there any ultimate freedoms we can claim, because logically in a closed universe the laws of nature will determine our behaviour.
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• Although we tend to imagine the Renaissance humanists to be encaged in a closed universe, awaiting the liberating flights of Columbus and Copernicus, Federico da Montefeltro's rise from military captain (with questionable birthright) to duke offers an example of the capacity, through shrewd diplomacy, to seduce fortuna and intervene in one's own fate. Architecture and Memory: The Renaissance Studioli of Federico da Montefeltro
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• Are we to consider our own dreams as the raw material to be understood as the basis of our own closed universes?
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