bird of one's own brain
doxogenic
scratch one's own itch
suit the action to the word
prejudicious
prejudicial
obstinance
pigheadedness
obstinacy
stubbornness
self-will
open mind
bullheadedness
idealess
dedicate
pervious
originalist
go one's own way
monoideic
numero uno
take on board
espouse
occur
come
inoculate
ideological
implantation
ideologic
ideagenous
open one's mind
under one's own steam
introjection
approach
plan of attack
skate one's lane
attack
selfish
get across
give one's head a shake
think about
obsessive
think out loud
notional
self-seeking
shove something down someone's throat
ideopraxist
spitball
embrace
embodiment
have a mind of one's own