Roger Bacon — "Many things are believed on mere custom, without any reason or proof."
Many things are believed on mere custom, without any reason or proof.
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More from Roger Bacon
"There are four chief obstacles to grasping truth: frail authority, custom, the opinion of the unlearned crowd, and the concealment of ignorance by ostentation."
"Reasoning draws a conclusion, but does not make the conclusion certain."
"Experimental science is the mistress of all speculative sciences."
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