“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 man dare, I dare.Approach thou like the rugged Russian bear,The armed rhinoceros, or th' Hyrcan tiger;Take any shape but that, and my firm nervesShall never tremble.”

“Men are so charmed with valor that they have pleased themselves with being called lions, leopards, eagles and dragons, from the animals contemporary with us in the geologic formations.”

“There's no better sign of a brave mind than a hard hand.”