Inspiring thoughts on authenticity gleaned from a 3-hour Avengers action movie with the fam (with no potty break, thank you very much!) - I didn't expect this bonus takeaway, but here 'tis (I wonder if The Velveteen Rabbit was among Thor's bedtime stories?) :
“Everyone fails at who they’re supposed to be, Thor.
The measure of a person, of a hero, is how well they succeed at being who they are.”
- Frigga, Thor’s mum, in Avengers: Endgame (2019)