The man who prefers his country before any other duty shows the same spirit as the man who surrenders every right to the state. They both deny that right is superior to authority.
It would do the world good if every man would compel himself occasionally to be absolutely alone. Most of the world s progress has come out of such loneliness.
All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.