“What is not started today is never finished tomorrow.”

“Whether one show one's self a man of genius in science or compose a song, the only point is, whether the thought, the discovery, the deed, is living and can live on.”

“A person hears only what they understand.”

“Duty is the demand of the hour.”

“He who cannot draw on three thousand years is living from hand to mouth.”

“We do not yet trust the unknown powers of thought. Whence came all these tools, inventions, book laws, parties, kingdoms? Out of the invisible world, through a few brains. The arts and institutions of men are created out of thought. The powers that make the capitalist are metaphysical, the force of method and force of will makes trade, and builds towns.”

“Man carries the world in his head, the whole astronomy and chemistry suspended in a thought. Because the history of nature is charactered in his brain, therefore he is the prophet and discoverer of her secrets. Every known fact in natural science was divined by the presentiment of somebody, before it was actually verified.”

“Every man is not so much a workman in the world as he is a suggestion of that he should be. Men walk as prophecies of the next age.”