Science in Quotes: The Study of Physics“Physical concepts are free creations of the human mind, and are not, however it may seem, uniquely determined by the external world.”SavePrintAmal Chen/The Epoch TimesEpoch Times Staff2/10/2012|Updated: 10/1/2015We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.Share this articleLeave a commentEpoch Times StaffAuthorAuthor’s Selected ArticlesDay in Photos: Strike in France, Trump Meets With Japanese Monarch, and Hurricane Melissa in the CaribbeanOct 27, 2025SNAP Benefits ExpiringOct 27, 2025America In Photos: Coast Guard Defends Base in California, State and Local Elections, and Museum SleepoverOct 26, 2025Day in Photos: Floods in Indonesia, Trump Travels to Malaysia, and Annual Carp Fishing SeasonOct 25, 2025Related TopicsAlbert EinsteinScienceresearchphysicsrealityquote