"No man ought to glory except in that which is his own."

"Most, if not all, of the great ideas of modern mathematics have had their origin in observation. Take, for instance, the arithmetical theory of forms, of which the foundation was laid in the diophanti…"

"The antagonism is only that of action and reaction, which are but two phases of the same process—opposing phases which exist everywhere, and which must exist, or action itself cease, and death reign u…"

"This life of yours which you are living is not merely a piece of this entire existence, but in a certain sense the whole; only this whole is not so constituted that it can be surveyed in one single gl…"

"Friendship is precious in the hearts of the children of men. Generosity, gratitude , and friendship are three three distinct shades of a single sentiment which I will call "equity" or "social proporti…"