“Knowledge of our duties is the most essential part of the philosophy of life. If you escape duty you avoid action. The world demands results.”

“Life is a tragedy when seen in close-up, but a comedy in long-shot.”

“Courage is the most important of all the virtues because without courage, you can't practice any other virtue consistently.”

“To live is the rarest thing in the world. Most people exist, that is all.”

“This is the best of all possible worlds.”