Journaling is a great daily habit. It helps focus the mind and get rid of things that bother you. It can be used for mindfulness, achieving your goals, emotional intelligence, boosting your IQ, memory (Diy Step Link)
I just realized that Grandma Marilyn had her own version of a junk journal/ art journal/ smashbook, decades before they became a trend! She had little notebooks similar to this, in which she doodled and glued magazine clippings with artsy stuff.
Imaginary friend stays with kid through childhood and adolescence. Person starts complaining about it around In early-mid twenties, person is admitted to mental institution and diagnosed with schizophrenia and imaginary friend fights to stay