"All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason."

"All political theories, if they are to be consistent, must proceed from the principle that man is a free and rational being."

"War itself, provided it is conducted with order and respect for the rights of the enemy, has something sublime about it."

"The concept of freedom is the keystone of the whole edifice of a system of pure reason."

"To be truthful (honest) in all declarations is therefore a sacred unconditional command of reason, and not to be limited by any expediency."