Most pioneers are at the mercy of doubt at the beginning, whether of their worth, of their theories, or of the whole enigmatic field in which they labour.

Beauty is a manifestation of secret natural laws, which otherwise would have been hidden from us forever.

For that is love's nature that it lays claim to exclusive right and that all other claims are nil.

Great possessions and great want of them are both strong temptations.

A great artist... must be shaken by the naked truths that will not be comforted. This divine discontent, this disequilibrium, this state of inner tension is the source of artistic energy.

Talent is nurtured in solitude; character is formed in the stormy billows of the world.

Mysteries are not necessarily miracles.