Originality (n.) is often an illusion that study dissolves: the apparent new creation is something forgotten revived on fresh material.
Originality (n.) can be only apparent: ideas received without being grasped lie dormant, until one day they awake as an apparently original discovery.
Originality (n.) is painful to surrender — I announced bisexuality to my friend as my own idea, and had forgotten he had told me so years before.
Originality (n.) can be a dormant borrowing: remarks by Breuer, Charcot and Chrobak about sex lay inactive in Freud until his work woke them as his own discovery.
Originality (n.) can be had in three days, by Börne's recipe: write down everything that comes to mind, without falsification; Freud had read it as a boy.