"I think at times I appear to be miserable when I am not... I might be having quite a good thought at that moment, but it seems I look miserable. I am not."

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The woof and warp of all thought and all research is symbols, and the life of thought and science is the life inherent in symbols; so that it is wrong to say that a good language is important to good thought, merely; for it is the essence of it.

— Charles Sanders Peirce