A hero is a man who is afraid to run away.

There is a relation between the hours of our life and the centuries of time. As the air I breathe is drawn from the great repositories of nature, as the light on my book is yielded by a star a hundred millions of miles distant, as the poise of my body depends on the equilibrium of centrifugal and centripetal forces, so the hours should be instructed by the ages and the ages explained by the hours.

The essence of greatness is the perception that virtue is enough.

The only prudence in life is concentration.

The world is emblematic. Parts of speech are metaphors, because the whole of nature is a metaphor of the human mind.

The people are to be taken in very small doses.

A song is no song unless the circumstance is free and fine. If a singer sing from a sense of duty or from seeing no way to escape,I had rather have none. Those only can sleep who do not care to sleep; and those only write or speak best who do not too much respect the writing or the speaking.