The key to good design is understanding forces.
经济学的奇妙任务是向人们展示,他们对自己想象中能够设计的东西知之甚少。
Technological innovation in mining isn't about replacing people, but about making their jobs safer and more productive.
Escribir es la manera más profunda de leer la vida.
The only way to change the world is to change yourself.