His gods and demons have not disappeared at all; they have merely got new names. - Carl Jung

Even a scientist is a human being. So it is natural for him, like others, to hate the things he cannot explain. It is a common illusion to believe that what we know today is all we ever can know. Nothing is more vulnerable than scientific theory, which is an ephemeral attempt to explain facts and not an everlasting truth in itself.

The healthy man does not torture others—generally it is the tortured who turn into torturers.

The ordinary lunatic is generally a harmless, isolated case; since everyone sees that something is wrong with him, he is quickly taken care of. But the unconscious infections of groups of so-called normal people are more subtle and far more dangerous.