“I can see no more reason for preferring the theories of fifty years ago than for preferring the observational data of fifty years ago.” ScienceScientific ResearchScientific DiscoveryScientific KnowledgeScientific Theory Book:The Expanding Universe: Astronomy's 'Great Debate', 1900–1931 (Cambridge Science Classics) Source: The Expanding Universe: Astronomy's 'Great Debate', 1900–1931 (Cambridge Science Classics)