Geeks are people who love something so much that all the details matter.
If you're the smartest person in the room, you're in the wrong room.
I was always good at math and science, and I never realized that that was unusual or somehow undesirable.
To me, speed is really about convenience.
I really wanted to be a doctor, until my freshman year of college when I realized that while I was good at chemistry and biology, I really wasn't feeling challenged by it.
I realized in all the cases where I was happy with the decision I made, there were two common threads: Surround myself with the smartest people who challenge you to think about things in new ways, and do something you are not ready to do so you can learn the most.