Frank Edwin Egler Quote

A concept is nothing more than an idea, a mental creation, which makes comprehensible a certain group of facts.


The Way of Science - Science Concepts (p. 21), Hafner Publishing Company. 1970


A concept is nothing more than an idea, a mental creation, which makes comprehensible a certain group of facts.

A concept is nothing more than an idea, a mental creation, which makes comprehensible a certain group of facts.

A concept is nothing more than an idea, a mental creation, which makes comprehensible a certain group of facts.

A concept is nothing more than an idea, a mental creation, which makes comprehensible a certain group of facts.