We are all inventors, each sailing out on a voyage of discovery, guided each by a private chart, of which there is no duplicate. The world is all gates, all opportunities.

The world - this shadow of the soul, or other me - lies wide around. Its attractions are the keys which unlock my thoughts and make me acquainted with myself. I run eagerly into this resounding tumult... So much only of life as I know by experience... The true scholar grudges every opportunity of action past by, as a loss of power.

Only poetry inspires poetry.

No man ever prayed heartily without learning something.

There is an intimate interdependence of intellect and morals.

"Though many painters and sculptors talk glibly of "going in for photography," you will find that very few of them can ever make a picture by photography; they lack the science, technical knowledge, and above all the practice. Most people think they can play tennis, shoot, write novels, and photograph as well as any other person - until they try."

The reliance on authority measures the decline of religion, the withdrawal of the soul.