Mention393561

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so:text There are three principal means of acquiring knowledge available to us: observation of nature, reflection, and experimentation. Observation collects facts; reflection combines them; experimentation verifies the result of that combination. Our observation of nature must be diligent, our reflection profound, and our experiments exact. We rarely see these three means combined; and for this reason, creative geniuses are not common. (en)
so:isPartOf https://en.wikiquote.org/wiki/Denis_Diderot
so:description On the Interpretation of Nature (1753) (en)
qkg:hasContext qkg:Context193653
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