The real people of genius were resolute workers not idle dreamers.

Language, after all, is only the use of symbols, and Art also can only affect us through symbols.

In complex trains of thought signs are indispensable.

Endeavour to be faithful, and if there is any beauty in your thought, your style will be beautiful; if there is any real emotion to express, the expression will be moving.

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

Every one who has seriously investigated a novel question, who has really interrogated Nature with a view to a distinct answer, will bear me out in saying that it requires intense and sustained effort of imagination.

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.