It makes you observe small details; even if it's just a kid playing with his dad, if you watch them closely, you can use that in your work. It helps you fully understand people better.
I grew up as a Christian, and I always think of Jesus as someone right next to us, you know, someone really close, and I never actually saw that onscreen in a way that could be identified.
I was 14 years old. I did an audition for extra work as an actor, with two lines. Suddenly I was auditioning for a bigger role, and then got a part on a Portuguese TV series at age 15. My whole life changed completely.