"He who possesses art and science has religion; he who does not possess them, needs religion."

"The more light a man has in his heart, the less darkness he will have in his path."

"The human race is a monotonous affair."

"He who cannot give an account of three thousand years of history remains in darkness, inexperienced, and lives from day to day."

"One must be a complete person to be able to love another completely."