Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

I wanted to sell a million records, and I sold a million records. I wanted to go platinum; I went platinum. I've been working nonstop since I was 15. I don't even know how to chill out.

Science is a powerful tool for humanity to understand and transform the world.

The effects of policy changes are often more nuanced than simple economic models suggest.

在每个真正的人中都隐藏着一个想要玩耍的孩子。