Doesn't matter how menial may be the job that you're doing today. If you have dreams, that will turn into something positive in the future.

The greatest gratification that I get to work with these hands is that when I come out and I go to the waiting room and speak and talk to the families of my patients, I get standing ovations and I get tears and they look at me as superhuman and superhero. No amount of money, no amount of anything can ever compare to that feeling.

You have to have passion for everything you do, and you've got to look at the positive side.

As a researcher at US Berkeley I used to go into the brains of small, little animals and study the way that brains were connected and how little did I know that one day that was going to be my future - exploring the universe of the brain and hold it in between my hands and look at cells migrating.

Developed countries will always welcome the Einsteins of this world - those individuals whose talents are already recognized and deemed to have value. This welcome doesn't usually extend to the poor and uneducated people seeking to enter the country. But the truth, supported by the facts of history and the richness of immigrant contribution to America's distinction in the world, is that the most entrepreneurial, innovative, motivated citizen is the one who has been given an opportunity and wants to repay the debt.

To hear the amount of hate that people have in the United States is disheartening. However, I still have hope that we have not reached the pinnacle.

I'm not a politician, I'm not an economist. I'm just a simple Brian surgeon and a scientist who's trying to do my best every day.