“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.”

“Love is heavy and light, bright and dark, hot and cold, sick and healthy, asleep and awake- its everything except what it is! (Act 1, scene 1)”

“This knot of nature is so well tied that nobody was ever cunning enough to find the two ends.”

“It is the last lesson of modern science, that the highest simplicity of structure is produced, not by few elements, but by the highest complexity.”