“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.”

“Oh! that you could turn your eyes towards the napes of your necks, and make but an interior survey of your good selves.”

“Our life is not so much threatened as our perception. Ghostlike we glide through nature, and should not know our place again.”

“The eye of prudence may never shut.”