Appearance Quote by Immanuel Kant

[Aristotle formal logic thus far (1787)] has not been able to advance a single step, and hence is to all appearances closed and completed.

— Immanuel Kant

Nothing new had been done in Logic since Aristotle!

— Kurt Gödel

“Ideas after Aristotle multiplied but did not progress.”

— John Mark Reynolds

Nothing seems to me more doubtful than Aristotle's remark that it is probable the arts and philosophy have several times been discovered and several…

— Julien Benda

“Do not allow the adumbrations of Aristotelian logic to prevent you from seeing a vast spectrum of truths; the post-Boolean continuum of shades of…

— Bryant McGill

Aristotle can be regarded as the father of logic. But his logic is too scholastic, full of subtleties, and fundamentally has not been of…

— Immanuel Kant

Logic takes care of itself; all we have to do is to look and see how it does it.

— Ludwig Wittgenstein

What eludes logic is the most precious element in us, and one can draw nothing from a syllogism that the mind has not put…

— Andre Gide

“Logic was, formerly, the art of drawing inferences; it has now become the art of abstaining from inferences, since it has appeared that the…

— Bertrand Russell

“Logic, also, is founded upon suppositions to which nothing in the actual world corresponds,—for instance, on the supposition of the equality of things, and…

— Friedrich Nietzsche

Thus, from admiration of one wise and innocent child, and from a misheard remark, the process that not even Aristotle could codify was triggered.…

— Harlan Ellison

When the logician has resolved each demonstration into a host of elementary operations, all of them correct, he will not yet be in possession…

— Henri Poincare