Jean Piaget Quotes

The knowledge of the theory of logic has no tendency whatever to make men good reasoners.

Bad reasoning as well as good reasoning is possible; and this fact is the foundation of the practical side of logic.

Mathematical reasoning may be regarded.

Reasoning is the pastime of my whole household, and all this reasoning has driven out Reason.

It is by logic we prove. It is by intuition we discover.

The concept of logical thinking is selection and this is brought about by the processes of acceptance and rejection. Rejection is the basis of logical thinking.

Logic is the art of making truth prevail.

The investigation of mathematical truths accustoms the mind to method and correctness in reasoning, and is an employment peculiarly worthy of rational beings.

The first cause of Absurd conclusions I ascribe to the want of Method.

To disparage the dictate of reason is equivalent to contemning the command of God.

Logic teaches rules for presentation, not thinking.

Logic! Good gracious! What rubbish!

Logic is not a body of doctrine, but a mirror-image of the world. Logic is transcendental.

You should carefully study the Art of Reasoning, as it is what most people are very deficient in, and I know few things more disagreeable than to argue, or even converse with a man who has no idea of inductive and deductive philosophy.

if you do not appreciate the mathematics, you cannot see, among the great variety of facts, that logic permits you to go from one to the other

Logic can become enormously difficult, and it would undoubtedly be well to produce more assurance in its use.

I am convinced that the act of thinking logically cannot possibly be natural to the human mind. If it were, then mathematics would be everybody's easiest course at school and our species would not have taken several millennia to figure out the scientific method.

Beginning to reason is like stepping onto an escalator that leads upward and out of sight. Once we take the first step, the distance to be traveled is independent of our will and we cannot know in advance where we shall end.

Logic ignores the almost, just as the sun ignores the candle.

I hope you become comfortable with the use of logic without being deceived into concluding that logic will inevitably lead you to the correct conclusion.

Bein logical gave me a reason to doubt

I'm supposed to be a scientific person but I use intuition more than logic in making basic decisions.

With method and logic one can accomplish anything.

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.

There are fifty who can reason synthetically for one who can reason analytically.