915 Quotes About Logic

If scientific reasoning were limited to the logical processes of arithmetic, we should not get very far in our understanding of the physical world. One might as well attempt to grasp the game of poker entirely by the use of the mathematics of probability.

Mathematics is not arithmetic. Though mathematics may have arisen from the practices of counting and measuring it really deals with logical reasoning in which theorems—general and specific statements—can be deduced from the starting assumptions. It is, perhaps, the purest and most rigorous of intellectual activities, and is often thought of as queen of the sciences.

Besides which, he was a man who did not let his decisions be made for him by other people, not by a crowd thrown into panic, and certainly not by some anonymous piece of criminal trash.

As the sensations of motion and discreteness led to the abstract notions of the calculus, so may sensory experience continue thus to suggest problem for the mathematician, and so may she in turn be free to reduce these to the basic formal logical relationships involved. Thus only may be fully appreciated the twofold aspect of mathematics: as the language of a descriptive interpretation of the relationships discovered in natural phenomena, and as a syllogistic elaboration of arbitrary premise.

Cogitatur" depends on "Est;" and there's no avoiding it.

როცა სხვა კვდება, [...] თამამად გამომაქვს დასკვნა და დარწმუნებით ვამბობ: "მოკვდა". მაგრამ მე თვითონ რომ მოვკვდები, როგორ უნდა მივხვდე, რომ მოვკვდი? და თუ ვერ მივხვდები, ხომ არ არის ეს იმის მანიშნებელი, რომ "სხვა" მოკვდავია, "მე" უკვდავი, ხოლო ინდუქცია - სისულელე?

What is the logic in it that one agrees to peace after causing millions of people killed than before it happens; indeed, it shows business or idiocy?

When you want to understand and experience love and happiness in your life, go beyond logic. Learn to drop logic and tune into people and events.

A chain of thought is as strong as its weakest link.