The difference between science and ordinary knowledge is no difference of kind but merely one of degree. Science is nothing more than plain reason and common sense used in a methodical manner and applied to the examination of various objects around us, with as much exactness as possible.


An Introduction to the Elements of Science, Chapter I (p. 2)


The difference between science and ordinary knowledge is no difference of kind but merely one of degree. Science is nothing more than plain reason...

The difference between science and ordinary knowledge is no difference of kind but merely one of degree. Science is nothing more than plain reason...

The difference between science and ordinary knowledge is no difference of kind but merely one of degree. Science is nothing more than plain reason...

The difference between science and ordinary knowledge is no difference of kind but merely one of degree. Science is nothing more than plain reason...