Freud’s lexicon has become embedded within the vocabulary of western society. Words he introduced through his theories are now used by everyday people, such as anal (personality), libido, denial, repression, cathartic, Freudian slip, and neurotic. Freud believed that when we explain our own behaviour to ourselves or others (conscious mental activity) we rarely give a true account of our motivation. This is not because we are deliberately lying. Whilst human