Propaganda by censorship takes two forms: the selective control of information to favour a particular viewpoint, and the deliberate doctoring of information in order to create an impression different from that originally intended.

Education teaches people how to think, while propaganda teaches people what to think.

There exists a "fear of freedom" of selfhood, which makes people want to submerge themselves in the mass and confession is one of the obvious means by which they can do so, for thereby they lose those traits which cause them to feel separate.

Communism and fascism or nazism, although poles apart in their intellectual content, are similar in this, that both have emotional appeal to the type of personality that takes pleasure in being submerged in a mass movement and submitting to superior authority.

Anxiety leads to a narrowing of the field of attention, the so-called tunnel vision, and when people are anxious, they are unable to attend to the total situation as is necessary to enable them to act rationally, but impulsively do the first thing that comes into their heads which is usually determined by what others are doing at the same time.

Propaganda by censorship takes two forms: the selective control of information to favour a particular viewpoint, and the deliberate doctoring of information in order to create an impression different from that originally intended.