Without risks, there can't be breakthroughs.

If the risk is fully aligned with your purpose and mission, then it's worth considering.

I'm a nine-year old kid inside and my passion has been all my life to want to travel into space.

The thing about frontiers, it allows the individuals who are best, whether they're men or women or minorities or whatever, to step to the top. So in traditional societies, old world societies, in the United Kingdom if you would; if you were born into the right stratus, the right class, you had the ability to succeed.

Without risks, there can't be breakthroughs.

In 1980, during my sophomore year at MIT, I realized that the school didn't have a student space organization. I made posters for a group I called Students for the Exploration and Development of Space and put them up all over campus. Thirty-five people showed up. It was the first thing I ever organized, and it took off!

What is grit? Grit is refusing to give up. It's persistence. It's making your own luck.