Death is dreadful to the man whose all is extinguished with his life; but not to him whose glory never can die.
Our minds possess by nature an insatiable desire to know the truth.
He who has a garden and a library wants for nothing.
Though laughter is allowable, a horse-laugh is abominable.
The study and knowledge of the universe would somehow be lame and defective were no practical results to follow.
To teach is a necessity, to please is a sweetness, to persuade is a victory.