to bare one's soul / to pour one's heart out

to live in a world of your own

to be quick to criticize others while ignoring one's own, generally greater, defects; people who live in glass houses shouldn't throw stones

to express one's opinions

in one's opinion, in one's judgement

in turn

contrary to one's desires or ambitions; unwillingly, reluctantly

in support or encouragement of (someone); on one's side

to go their separate ways / to go one's own way

(idiomatic) to show one's true colors