It's okay to not know what your passion is right now. The key is to learn by doing. And through trial and error you may discover that you have multiple passions. Embrace the chaos and trust the process. The universe will guide you!
"Embrace your many passions. Follow your curiosity down those rabbit holes. Explore your intersections." Watch Emilie Wapnick's full TED Talk here: http://t.ted.com/LuErhKC