Arthur Conan Doyle Quotes about Knowledge
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Mediocrity knows nothing higher than itself, but talent instantly recognizes genius.
The Valley of Fear ch. 1 (1915)
A Study in Scarlet ch. 2 (1888)
SIR ARTHUR CONAN DOYLE, Choi Hyun (2016). “A Study in Scarlet”, p.13, ebookspub
"A Study in Scarlet". Book by Arthur Conan Doyle, 1887.