What part of your job would surprise outsiders because it takes up so much of your time?

Now my job is to defend everybody. But I don’t mind. Because I travel, and I like to talk to people and really listen to them. And I have no prejudices. I figured out a long time ago that, whatever I think I know, I don’t know anything. Once I realized that, I really started learning. That’s a great strength: I know that I don’t know.

Of course, the most rewarding part is the "Aha" moment, the excitement of discovery and enjoyment of understanding something new, the feeling of being on top of a hill, and having a clear view. But most of the time, doing mathematics for me is like being on a long hike with no trail and no end in sight! I find discussing mathematics with colleagues of different backgrounds one of the most productive ways of making progress.

After four knee surgeries and hundreds of shots injected into my knee weekly to alleviate swelling and pain, my body is begging me to stop the pounding. My previous three surgeries were on my right knee. My most recent knee surgery took place this July and was on my left knee.

Instead, I’m here to tell you finding your purpose isn’t enough. The challenge for our generation is creating a world where everyone has a sense of purpose.

I was living in survival mode when I was young. I'm now trying to teach the people to live in a mentality that they can be whatever they want to be even though the situation around them is hopeless.