Everything you experience in life goes into your music and your interpretations. Talking with friends, reading books, going to the theatre, travelling, seeing a movie, reading the news, experiencing the tragedy of this awful pandemic….all of that ends up in what you produce later on at the piano.
I heard a ‘cello being played on the radio (I can’t remember who was playing) when I was about 6, and just knew that was the instrument I had to play. I fully intended to just become an internationally famous concert ‘cellist (as you do!) but gradually composing took over.