The growth of the intellect is spontaneous in every expansion. The mind that grows could not predict the times, the means, the mode of that spontaneity. God enters by a private door into every individual.

Obedience alone gives the right to command.

I look on that man as happy, who, when there is question of success, looks into his work for a reply.

The bulk of mankind believe in two gods. They are under one dominion here in the house, as friend and parent, in social circles, in letters, in art, in love, in religion; but in mechanics, in dealing with steam and climate, in trade, in politics, they think they come under another.

Every man is actually weak, and apparently strong. To himself, he seems weak; to others, formidable.

Only those books come down which deserve to last . All the gilt edges, vellum and morocco, all the presentation copies to all the libraries will not preserve a book in circulation beyond its intrinsic date.

Peace cannot be achieved through violence, it can only be attained through understanding.