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- "I believe in general in a dualism between facts and the ideas of those facts in human heads."― George Santayana
- "The world is changing very fast. Big will not beat small anymore. It will be the fast beating the slow."― Rupert Murdoch
- "True science is never speculative; it employs hypotheses as suggesting points for inquiry, but it never adopts the hypotheses as though they were demonstrated propositions."― Cleveland Abbe