“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.”

“What need the bridge much broader than the flood?”

“The deep of night is crept upon our talk,And Nature must obey necessity.”

“You lack the season of all natures, sleep.”