The true function of philosophy is to educate us in the principles of reasoning and not to put an end to further reasoning by the introduction of fixed conclusions.

Originality is independence, not rebellion; it is sincerity, not antagonism.

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

No man ever made a great discovery without the exercise of the imagination.

The magic of the pen lies in the concentration of your thoughts upon one object.

All good Literature rests primarily on insight.

Imagination is not the exclusive appanage of artists, but belongs in varying degrees to all men.