And, in fine, the ancient precept, "Know thyself," and the modern precept, "Study nature," become at last one maxim.

A great man will find a great subject, or which is the same thing, make any subject great.

The intellect is vagabond, and our system of education fosters restlessness. Our minds travel when our bodies are forced to stay at home. We imitate; and what is imitation but the travelling of the mind?

The world is all gates, all opportunities, strings of tension waiting to be struck.

Perception is a mirror not a fact. And what I look on is my state of mind, reflected outward.

Politics is a deleterious profession, like some poisonous handicrafts.

Do not believe that possibly you can escape the reward of your action.