Courses Quote by William Stanley Jevons

Logic is justly considered the basis of all other sciences, even if only for the reason that in every argument we employ concepts taken…

— Alfred Tarski

Science is not formal logic-it needs the free play of the mind in as great a degree as any other creative art. It is…

— Max Born

Logic should no longer be considered an elegant and learned accomplishment; it should take its place as an indispensable study for every well-informed person.

— William Stanley Jevons

Logic is the last scientific ingredient of Philosophy; its extraction leaves behind only a confusion of non-scientific, pseudo problems.

— Rudolf Carnap

“Logic is the science not of external forms of thought, but of the laws of development "of all material, natural and spiritual things", i.e.,…

— Vladimir Ilyich Lenin

Logic is the science of the laws of thought, as thought,--that is of the necessary conditions to which thought considered in itself is a…

— Sir William Hamilton, 9th Baronet

“define logic as the science which treats of the operations of the human understanding in the pursuit of truth.”

— John Stuart Mill

Logic is essentially a tool for getting at truth; it is the tool, for without it no reasoning is possible in any field of…

— David Oderberg

Why don't they teach logic at these schools?

— Digory Kirke

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

— Ludwig Wittgenstein

Logic is the foundation of the certainty of all the knowledge we acquire.

— Leonhard Euler

“Logic may be conceived as ruling out what is absolutely impossible, and thus determining the field of what in the absence of empirical knowledge…

— Morris F. Cohen