Simon's Symbolism / Significance

What makes these so significant and meaningful?

Isak's bond with Simon?

Oak tree?

Simon dismantles his tree house?

Simon's tossing stone at oak?

Ruben as bookstore owner?

Blended families?

Boatyard partnership?

Untranslated letter?

Adoption cover-up?

Music threat to Erik

Inga's pregnancy?

Bequeathed violin?

Helen's death on the cliff?

Olga's insanity?

Ruben's largesse?

Iza's survival

Simon's love-making with Klara

Surviving uncle as conductor?

Record player?

Little girl with Helen before she died?

Little girl with Simon in tree?

references to fog

music? the piano music? violin music? record player music? background music?