"Old times" never come back and I suppose it's just as well. What comes back is a new morning every day in the year, and that's better.

Art has a double visage: it looks before and after. Romance is its forward-looking face. The germ of growth is in romanticism. Formalism, on the other hand, consolidates tradition; gleans what has been gained and makes it facile to the hand or the mind; economizes the energy of genius.

To be faithful to your instincts and the impulses that carry you in the direction of the excellence you most desire and value ... surely that is to lead the noble life.

We foresee no limit to scientific advancement in the future, and in scientific truth there is nothing dead; science is always a living and growing body of knowledge; but art on the contrary has many times run its course to an end, and exhausted its vital power.

The willingness to take risks is our grasp of faith.

It is not meant that the artist, in arriving at truth, must follow the way of the scientist, or, in stating it, the way of the philosopher.

The world is a multiplicity, a harvest-field, a battle-ground; and thence arises through human contact ways of numbering, or mathematics, ways of tillage, or agriculture, ways of fighting, or military tactics and strategy, and these are incorporated in individuals as habits of life.