The greatest human quest is to know what one must do in order to become a human being.
Reason can never prove the existence of God.
Thoughts without content are empty, intuitions without concepts are blind.
But a lie is a lie, and in itself intrinsically evil, whether it be told with good or bad intents.
Animals... are there merely as a means to an end. That end is man.
Act so as to use humanity, yourself and others, always as an end and never as a means to an end.