Religion is the recognition of all our duties as divine commands.

Nothing is divine but what is agreeable to reason.

It is beyond a doubt that all our knowledge begins with experience.

That Logic has advanced in this sure course, even from the earliest times, is apparent from the fact that, since Aristotle, it has been unable to advance a step, and thus to all appearance has reached its completion.

To be is to do.

Always recognize that human individuals are ends, and do not use them as means to your end.