In all things, to serve from the lowest station upwards is necessary. To restrict yourself to a trade is best. For the narrow mind, whatever he attempts is still a trade; for the higher, an art; and the highest in doing one thing does all, or, to speak less paradoxically, in the one thing which he does rightly he sees the likeness of all that is done rightly.

A mathematician is only perfect insofar as he is a perfect man, sensitive to the beauty of truth.

Why should we not recognize in the lightning, the thunder, and the storm wind, the approach of an overwhelming Power, and in the scent of flowers and the gently rustling zephyr the presence of a Being full of love?

What life half gives a man, posterity gives entirely.

The artist has a twofold relation to nature; he is at once her master and her slave.

We're really up against it, we poor women: A bachelor's a hard thing to convert

One never goes further than when they do not know where they are going.