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"Here at Wisconsin we didn't get an undergraduate course in mathematical logic until the '60s."
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Exlpore more Logic quotes

"A narrow hallway is all that separates rational from irrational, creativity from insanity, and intelligence from stupidity."

"There's more to logic than identifying logical fallacies."

"Logic, n. The art of thinking and reasoning in strict accordance with the limitations and incapacities of the human misunderstanding. The basic of logic is the syllogism, consisting of a major and a minor premise and a conclusion - thus:Major Premise: Sixty men can do a piece of work sixty times as quickly as one man.Minor Premise: One man can dig a post-hole in sixty seconds; Therefore-Conclusion: Sixty men can dig a post-hole in one second.This may be called syllogism arithmetical, in which, by combining logic and mathematics, we obtain a double certainty and are twice blessed."
Explore more quotes by Stephen Cole Kleene


"For example, the philosophers who were interested in logic were probably rather logical for mathematicians. But the ASL got us together, so we could talk to each other and publish in the same journal."


"As I say, there was this movement to try to bring philosophers and mathematicians together into an organization where they would talk to each other. An organization wasn't effective unless you had a journal. That's about all I know."


"I had a liberal arts education at Amherst College where I had two majors, mathematics and philosophy."


"Those three years ended with June 1933. At that time I left Princeton, having submitted my Ph.D. thesis."


"I had some hesitations about philosophy because, if you worked out a philosophical theory, it was hard to know whether you were going to be able to prove it or whether other theories had just as good a claim on belief."


"I think that after Church got his Ph.D. he studied in Europe, maybe in the Netherlands, for a year or two."


"I don't think Post often came to Princeton during the '30s. I can't remember ever seeing him in Princeton."


"And what I learned in Church's course. He trained us intensively in his new system, which he was just developing. Two papers were presented. I think the second paper wasn't published until well after the course was finished."


"I went to Princeton from Amherst, where I split my interests between mathematics and philosophy."
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