Why, he said, no art of hunting extends beyond hunting and capturing; and when the prey is taken the huntsman or fisherman cannot use it; but they hand it over to the cook, and the geometricians and astronomers and calculators (who all belong to the hunting class, for they do not make their diagrams, but only find out that which was previously contained in them)--they, I say, not being able to use but only to catch their prey, hand over their inventions to the dialectician to be applied by him, if they have any sense in them.英文原著 · 《Euthydemus》
Euclid, geometrician, and Ptolemy,
Galen, Hippocrates, and Avicenna,
Averroes, who the great Comment made.英文原著 · 《Inferno》
SOCRATES: Well, and does not the same hold in that science also? Is not the same person best able to speak falsely or to speak truly about diagrams; and he is--the geometrician?英文原著 · 《Lesser Hippias》