I had learnt from experience that many false opinions may be exchanged for true ones, without in the least altering the habits of mind of which false opinions are made.

A democratic constitution, not supported by democratic institutions in detail, but confined to the central government, not only is not political freedom, but often creates a spirit precisely the reverse, carrying down to the lowest grade in society the desire and ambition of political domination.

War is an ugly thing, but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks nothing worth a war, is worse. A war to protect other human beings against tyrannical injustice; a war to give victory to their own ideas of right and good, and which is their own war, carried on for an honest purpose by their own free choice - is often the means of their regeneration.

Mechanizing man's work had changed but not lighted his toil.

Belief, thus, in the supernatural, great as are the services which it rendered in the early stages of human development, cannot be considered to be any longer required, either for enabling us to know what is right and wrong in social morality, or for supplying us with motives to do right and to abstain from wrong.

The guesses which serve to give mental unity and wholeness to a chaos of scattered particulars, are accidents which rarely occur to any minds but those abounding in knowledge and disciplined in intellectual combinations.

The tendency has always been strong to believe that whatever received a name must be an entity or being, having an independent existence of its own. And if no real entity answering to the name could be found, men did not for that reason suppose that none existed, but imagined that it was something peculiarly abstruse and mysterious.