“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.”

“Boldness be my friend.”

“I can call spirits from the vasty deep.”

“Your wisdom is consum'd in confidence. Do not go forth to-day.”