''"Nature has placed mankind under the governance of two sovereign masters, pain, and pleasure."''
''"Nature has placed mankind under the governance of two sovereign masters, pain, and pleasure."''
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Epicurus is also an important figure in the development of the [[scientific]] method. He insisted that ''nothing should be believed except that which has been tested through direct observation and logical deduction.''
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Epicurus is also an important figure in the development of the [[scientific]] method. He insisted that nothing should be accepted except that which has been sufficiently tested through direct observation and logical deduction.