Abraham Kaplan Quotes
We are caught up in a paradox, one which might be called the paradox of conceptualization. The proper concepts are needed to formulate a good theory, but we need a good theory to arrive at the proper concepts.

Quotes to Explore
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In theory there is no difference between theory and practice. In practice there is.
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We have confirmed something we only knew in theory, namely that revolution, in which uncontrolled and uncontrollable forces operate imperiously, is blind and destructive, grandiose and cruel.
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Even for practical purposes theory generally turns out the most important thing in the end.
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You cannot run a business, or anything else, on a theory.
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I was pretty lucky to get into Berklee at all. I never really had any theory or music-reading capabilities; I was completely by ear.
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All theory is against freedom of the will; all experience for it.
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He discovered the cruel paradox by which we always deceive ourselves twice about the people we love - first to their advantage, then to their disadvantage.
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The most beautiful fate of a physical theory is to point the way to the establishment of a more inclusive theory, in which it lives on as a limiting case.
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Then I would have felt sorry for the dear Lord. The theory is correct.
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The theory of our modern technic shows that nothing is as practical as theory.
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We thought about switching every day and creating new lines but then we decided not to, ... The whole idea here was the introduction of some concepts of play. Rather then have them worrying about adjusting to new guys every day, we wanted them to concentrate and focus on trying to absorb the system we want to play.
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Doing this well requires a deep knowledge of the data mixed with a goodly dose of economic theory and economic judgment, ... Greenspan is, of course, a master.
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Ordinary readers, forgive my paradoxes: one must make them when one reflects; and whatever you may say, I prefer being a man with paradoxes than a man with prejudices.
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A totally healthy actor is a paradox.
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Creating a new theory is not like destroying an old barn and erecting a skyscraper in its place. It is rather like climbing a mountain, gaining new and wider views, discovering unexpected connections between our starting points and its rich environment. But the point from which we started out still exists and can be seen, although it appears smaller and forms a tiny part of our broad view gained by the mastery of the obstacles on our adventurous way up.
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Unfortunately for the good sense of mankind, the fact of their fallibility is far from carrying the weight in their practical judgement, which is always allowed to it in theory; for while every one well knows himself to be fallible, few think it necessary to take any precautions against their own fallibility.
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At present every coachman and every waiter argues about whether or not the relativity theory is correct.
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The more success the quantum theory has, the sillier it looks.
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Implication is thus the very texture of our web of belief, and logic is the theory that traces it.
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The ability to take pride in your own work is one of the hallmarks of sanity.
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To me all men are equal: there are jackasses everywhere, and I have the same contempt for them all.
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The past is like the hair on our head. I moved to New York when I was twelve, but you always have this feeling that wherever you come from, you physically leave it, but it doesn't leave you.
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If your heart takes more pleasure in reading novels, or watching TV, or going to the movies, or talking to friends, rather than just sitting alone with God and embracing Him, sharing His cares and His burdens, weeping and rejoicing with Him, then how are you going to handle forever and ever in His presence? You'd be bored to tears in heaven, if you're not ecstatic about God now!
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We are caught up in a paradox, one which might be called the paradox of conceptualization. The proper concepts are needed to formulate a good theory, but we need a good theory to arrive at the proper concepts.