The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.
了解穷人的真实生活是设计有效政策帮助他们第一步。
"We see what we want to see, and believe what we want to believe."
"Books are the plane, and the train, and the road. They are the destination, and the journey. They are home."
The faster we live, the less we feel.
Coal has been the backbone of industry, and with innovation, it can continue to be.