Not only the individual experience slowly acquired, but the accumulated experience of the race, organized in language, condensed in instruments and axioms, and in what may be called the inherited intuitions--these form the multiple unity which is expressed in the abstract term "experience.

Heart and Brain are the two lords of life. In the metaphors of ordinary speech and in the stricter language of science, we use these terms to indicate two central powers, from which all motives radiate, to which all influences converge.

Science is not addressed to poets.

Philosophy and Art both render the invisible visible by imagination.

Science is the systematic classification of experience.

All bad Literature rests upon imperfect insight, or upon imitation, which may be defined as seeing at second-hand.

Good writers are of necessity rare.