Bjork. Some may dismiss her as kooky, but she has more talent, vision, and artistic integrity than so many out there in the music world today, and continues to be successful at it without compromising her vision. Lady Gaga owes her one.
Graduating kindergarten. I counted, ABC’ed, and colored my heart out for that diploma.
Making things and exploring the world around me. I get anxious if I go too long without working with my hands-drawing, painting, felting, knitting, playing guitar, design, animating, etc...Same goes with observing and learning new things. It's been that way since as far back as I can remember.