Meandering in ideas . . .

Today is the birthday of Charles Sanders Peirce (September 10, 1839 – April 19, 1914), philosopher, mathematician, chemist and polymath. He is considered a pioneer of the field of semiotics and the founder of the philosophies of Pragmatism and Pragmaticism.

"It is a common observation that those who dwell continually upon their expectations are apt to become oblivious to the requirements of their actual situation."
- Charles Sanders Peirce

"It is the man of science, eager to have his every opinion regenerated, his every idea rationalized, by drinking at the fountain of fact, and devoting all the energies of his life to the cult of truth, not as he understands it, but as he does not yet understand it, that ought properly to be called a philosopher."
- Charles Sanders Peirce

"We should chiefly depend not upon that department of the soul which is most superficial and fallible (our reason), but upon that department that is deep and sure, which is instinct."
- Charles Sanders Peirce

"Bad reasoning as well as good reasoning is possible; and this fact is the foundation of the practical side of logic."
- Charles Sanders Peirce

"The pragmatist knows that doubt is an art which has to be acquired with difficulty."
- Charles Sanders Peirce

Peirce image source (1)