Race, blood, lineage, and nationality don't matter; they're just the way that small minds keep score. All that matters about blood is that it's warm and that it beats through a loving heart.
Reading will put you into the minds and hearts of others. It might help you understand why other people do what they do sometimes.
Janis Joplin didn't just sing a song, she took it over. She swallowed it whole, then sent it back through her gut and her heart.