There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and infer correctly.


(1941/2013). Introduction to Logic: and to the Methodology of Deductive Sciences. Olaf Helmer (trans.) p. 109


There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and infer correctly.

There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and infer correctly.

There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and infer correctly.

There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and infer correctly.