And there's an emphasis on the unconscious and irrational part of humans. There's a

YOU'RE IRRATIONAL.

Engineers would always say the weakness of the car sits between the steering wheel and the engine because it's irrational.

fear driving crumbling empires to irrational and desperate decisions,

We have these irrational biases, and what propaganda does is, it takes notions like freedom, integrity, and it weds them to these irrational biases.

to these irrational biases.

Irrational people repeat the same mistakes, always  finding excuses for their behaviour, and never  

expense of others, is powerful, even when it's totally irrational. One common social

It uses neurons from all over the brain, making creative and sometimes irrational decisions.

and the irrational number pi calculated to four places.

with astonishing precision, and he worked with negative and irrational numbers.

Then uncontrollable spasms, confusion, maniacal excitement, an irrational fear of water, and finally, a loss of consciousness.