“No great mind has ever existed without a touch of madness.”

“There was never a genius without a tincture of madness…”

“Suffering becomes beautiful when anyone bears great calamities with cheerfulness, not through insensibility but through greatness of mind.”

“Educating the mind without educating the heart is no education at all.”

“It is the mark of an educated mind to be able to entertain a thought without accepting it.”

“Tis the mark of an educated mind to be able to entertain a thought without accepting it.”

“A friend is a second self, so that our consciousness of a friend's existence...makes us more fully conscious of our own existence.”