Two things strike me dumb: the infinite starry heavens, and the sense of right and wrong in man.
Immanuel KantCriticism alone can sever the root of materialism, fatalism, atheism, free-thinking, fanaticism, and superstition, which can be injurious universally; as well as of idealism and skepticism, which are dangerous chiefly to the Schools, and hardly allow of being handed on to the public.
Immanuel Kant